FILE - In this Friday, Aug. 12, 2016 file photo, United States' Mikaela Joslin Mayer, left, fights Micronesia's Jennifer Chieng during a women's lightweight 60-kg preliminary boxing match at the 2016 Summer Olympics in Rio de Janeiro, Brazil. U.S. Olympic boxer Mikaela Mayer announced her decision to pursue a professional career Friday, July 14, 2017 signing with promoter Top Rank. Her debut bout will occur in downtown Los Angeles on Aug. 5. (AP Photo/Frank Franklin II, File)
Women's boxing makes Olympic debut
Women's boxing makes its debut at the London Olympic Games.