FILE - In this 1984 photo, New York Giants' Dave Jennings punts against the San Francisco 49ers during an NFL football game. Former New York Giants punter and radio analyst Dave Jennings has died. He was 61. The Giants announced that Jennings died at his home in Upper Saddle River, N.J., on Wednesday morning, June 19, 2013. (AP Photo/File)

San Francisco 49ers defensive tackle Justin Smith (94) smiles on the sideline during the fourth quarter of an NFC divisional playoff NFL football game against the Green Bay Packers in San Francisco, Saturday, Jan. 12, 2013. The 49ers won 45-31. (AP Photo/Tony Avelar)

FILE - In this 1984 photo, New York Giants' Dave Jennings punts against the San Francisco 49ers during an NFL football game. Former New York Giants punter and radio analyst Dave Jennings has died. He was 61. The Giants announced that Jennings died at his home in Upper Saddle River, N.J., on Wednesday morning, June 19, 2013. (AP Photo/File)

FILE - In this Jan. 20, 2013, file photo, Atlanta Falcons tight end Tony Gonzalez celebrates after his 10-yard touchdown reception during the first half of the NFC championship football game against the San Francisco 49ers in Atlanta. Gonzalez has won the 2013 Good Guy Award from the Professional Football Writers of America. (AP Photo/David Goldman, File)

ADVANCE FOR WEEKEND EDITION, JUNE 15-16 - FILE - In this May 8, 2008, file photo, Archie Manning, center, is joined by his sons Eli Manning, left, and Peyton Manning after the taping of a DirecTV commercial in Beverly Hills, Calif. The patriarchs of the NFL's first family of quarterbacks and coaches are anything but interfering dads. In fact, Archie Manning and Jack Harbaugh are just as influenced by their successful sons as their boys are by them. And that's a special quality they cherish on Father's Day, and every day. (AP Photo/Reed Saxon, File)

ADVANCE FOR WEEKEND EDITION, JUNE 15-16 - FILE - In this Feb. 1, 2013, file photo, San Francisco 49ers head coach Jim Harbaugh and Baltimore Ravens head coach John Harbaugh pose with their father Jack Harbaugh during a news conference for the NFL Super Bowl XLVII football game in New Orleans. The patriarchs of the NFL's first family of quarterbacks and coaches are anything but interfering dads. In fact, Archie Manning and Jack Harbaugh are just as influenced by their successful sons as their boys are by them. And that's a special quality they cherish on Father's Day, and every day. (AP Photo/Patrick Semansky, File)

ADVANCE FOR WEEKEND EDITION, JUNE 15-16 - FILE - In this Nov. 24, 2011 file photo, Baltimore Ravens head coach John Harbaugh, left, chats with his brother, San Francisco 49ers head coach Jim Harbaugh, center, and their father, Jack, before an NFL football game in Baltimore. The patriarchs of the NFL's first family of quarterbacks and coaches are anything but interfering dads. In fact, Archie Manning and Jack Harbaugh are just as influenced by their successful sons as their boys are by them. And that's a special quality they cherish on Father's Day, and every day. (AP Photo/Nick Wass, File)

ADVANCE FOR WEEKEND EDITION, JUNE 15-16 - FILE - In this Feb. 6, 2009, file photo, Indianapolis Colts quarterback Peyton Manning, left, and New York Giants quarterback Eli Manning, right, pose for photos with their dad Archie Manning, center, before Pro Bowl football practice at the Ko Olina Resort in Kapolei, Hawaii. The patriarchs of the NFL's first family of quarterbacks and coaches are anything but interfering dads. In fact, Archie Manning and Jack Harbaugh are just as influenced by their successful sons as their boys are by them. And that's a special quality they cherish on Father's Day, and every day. (AP Photo/Ronen Zilberman, File)

ADVANCE FOR WEEKEND EDITION, JUNE 15-16 - FILE - In this Nov. 24, 2011 file photo, Baltimore Ravens head coach John Harbaugh, left, chats with his brother, San Francisco 49ers head coach Jim Harbaugh, center, and their father, Jack, before an NFL football game in Baltimore. The patriarchs of the NFL's first family of quarterbacks and coaches are anything but interfering dads. In fact, Archie Manning and Jack Harbaugh are just as influenced by their successful sons as their boys are by them. And that's a special quality they cherish on Father's Day, and every day. (AP Photo/Nick Wass, File)

ADVANCE FOR WEEKEND EDITION, JUNE 15-16 - FILE - In this Feb. 1, 2013, file photo, San Francisco 49ers head coach Jim Harbaugh and Baltimore Ravens head coach John Harbaugh pose with their father Jack Harbaugh during a news conference for the NFL Super Bowl XLVII football game in New Orleans. The patriarchs of the NFL's first family of quarterbacks and coaches are anything but interfering dads. In fact, Archie Manning and Jack Harbaugh are just as influenced by their successful sons as their boys are by them. And that's a special quality they cherish on Father's Day, and every day. (AP Photo/Patrick Semansky, File)

FILE - In this May 20, 2013, file photo, Buffalo Bills' Mario Williams (94) runs a drill with Jarron Gilbert (96) during an optional NFL workout in Orchard Park, N.Y. The Bills are refuting Williams' claim that coordinator Mike Pettine ever used the word "kill" in discussing his philosophy toward defense with his players. (AP Photo/David Duprey, File)

FILE - In this June 11, 2013, file photo, Buffalo Bills defensive coordinator Mike Pettine runs during NFL football minicamp in Orchard Park, N.Y. The Bills are refuting defensive end Mario Williams' claim that Pettine ever used the word "kill" in discussing his philosophy toward defense with his players. (AP Photo/David Duprey, File)

Buffalo Bills defensive coordinator Mike Pettine during an optional NFL workout in Orchard Park, N.Y., Wednesday, May 29, 2013. (AP Photo/David Duprey)

San Francisco 49ers head coach Jim Harbaugh watches his team during practice at the team's NFL football training facility in Santa Clara, Calif., Wednesday, June 12, 2013. (AP Photo/Marcio Jose Sanchez)

San Francisco 49ers running back Frank Gore runs during practice at the team's NFL football training facility in Santa Clara, Calif., Tuesday, June 11, 2013. (AP Photo/Marcio Jose Sanchez)

Baltimore Ravens tackle Bryant McKinnie speaks at a news conference at NFL football minicamp at the team's practice facility in Owings Mills, Md., Thursday, June 13, 2013. (AP Photo/Patrick Semansky)

Baltimore Ravens linebacker Terrell Suggs speaks at a news conference after NFL football practice at the team's practice facility in Owings Mills, Md., Wednesday, June 12, 2013. (AP Photo/Patrick Semansky)

Baltimore Ravens head coach John Harbaugh speaks at a news conference after NFL football practice at the team's practice facility in Owings Mills, Md., Thursday, June 13, 2013. (AP Photo/Patrick Semansky)

Baltimore Ravens head coach John Harbaugh speaks at a news conference after NFL football practice at the team's practice facility in Owings Mills, Md., Thursday, June 13, 2013. (AP Photo/Patrick Semansky)

San Francisco 49ers linebacker Patrick Willis wears a visor with the team logo during practice at the team's NFL football training facility in Santa Clara, Calif., Wednesday, June 12, 2013. (AP Photo/Marcio Jose Sanchez)

San Francisco 49ers linebacker Patrick Willis wears a visor with the team logo during practice at the team's NFL football training facility in Santa Clara, Calif., Wednesday, June 12, 2013. (AP Photo/Marcio Jose Sanchez)

San Francisco 49ers defensive back Nnamdi Asomugha (24) runs drills during NFL football minicamp at the team's training facility in Santa Clara, Calif., Wednesday, June 12, 2013. (AP Photo/Marcio Jose Sanchez)

San Francisco 49ers defensive back Nnamdi Asomugha (24) runs drills during NFL football minicamp at the team's training facility in Santa Clara, Calif., Wednesday, June 12, 2013. (AP Photo/Marcio Jose Sanchez)

San Francisco 49ers running back Marcus Lattimore runs during NFL football minicamp at the team's training facility in Santa Clara, Calif., Wednesday, June 12, 2013. (AP Photo/Marcio Jose Sanchez)

San Francisco 49ers running back Marcus Lattimore runs during NFL football minicamp at the team's training facility in Santa Clara, Calif., Wednesday, June 12, 2013. (AP Photo/Marcio Jose Sanchez)

San Francisco 49ers tight end Vernon Davis makes a reception during practice at the team's NFL football training facility in Santa Clara, Calif., Wednesday, June 12, 2013. (AP Photo/Marcio Jose Sanchez)

San Francisco 49ers linebacker Patrick Willis runs drills during NFL football minicamp at the team's training facility in Santa Clara, Calif., Wednesday, June 12, 2013. (AP Photo/Marcio Jose Sanchez)

San Francisco 49ers tight end Vernon Davis makes a reception during practice at the team's NFL football training facility in Santa Clara, Calif., Wednesday, June 12, 2013. (AP Photo/Marcio Jose Sanchez)

San Francisco 49ers linebacker Patrick Willis runs drills during NFL football minicamp at the team's training facility in Santa Clara, Calif., Wednesday, June 12, 2013. (AP Photo/Marcio Jose Sanchez)

San Francisco 49ers running back LaMichael James, left, and running back D.J. Harper go through blocking drills during practice at the team's NFL football training facility in Santa Clara, Calif., Wednesday, June 12, 2013. (AP Photo/Marcio Jose Sanchez)