In this photo taken on Sunday, Aug. 21, 2011, AC Milan midfielder Gennaro Gattuso waits for the start of a friendly soccer match betweeen AC Milan and Juventus at the San Siro stadium in Milan, Italy. Former AC Milan and Italy standout Gennaro Gattuso has been placed under investigation for match-fixing and four more people have been arrested in an early morning police sweep in Italy. Cremona prosecutor Roberto Di Martino, who has been leading the Last Bet operation for three years, confirmed to The Associated Press Tuesday, Dec. 17, 2013 that Gattuso and retired Lazio player Cristian Brocchi allegedly were part of a ring that fixed Serie A and other Italian matches at the end of the 2010-11 season. More than 50 people have been arrested in Italy for match-fixing since mid-2011, with matches under investigation by prosecutors in Cremona, Bari and Naples. (AP Photo/Luca Bruno)