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Alabama's Jeremy Shelley (90) has a field goal blocked during the first half of the BCS National Championship college football game against LSU Monday, Jan. 9, 2012, in New Orleans. (AP Photo/Gerald Herbert)

Alabama wins BCS championship 21-0

Jeremy Shelley kicked five field goals and Trent Richardson broke a 34-yard touchdown run late in the fourth quarter as the No. 2 Crimson Tide beat No. 1 LSU for its second national championship in three years.