A number of BYU alumni have found success in professional sports, representing the University in 7 MLB World Series, 5 NBA Finals, and 25 NFL Super Bowls. In baseball, BYU alumni include All-Stars Rick Aguilera '83, Wally Joyner '84, and Jack Morris '76. Professional basketball players include three-time NBA champion Danny Ainge '81, 1952 NBA Rookie of the Year and 4-time NBA All-Star Mel Hutchins '51,[citation needed] three-time Olympic medalist and Hall of Famer <answer>Krešimir Ćosić</answer> '73, and consensus 2011 national college player of the year Jimmer Fredette '11, currently with the New York Knicks organization. BYU also claims notable professional football players including two-time NFL MVP and Super Bowl MVP and Pro Football Hall of Fame quarterback Steve Young '84 & J.D. '96, Heisman Trophy winner Ty Detmer '90, and two-time Super Bowl winner Jim McMahon. In golf, BYU alumni include two major championship winners: Johnny Miller ('69) at the 1973 U.S. Open and 1976 British Open and Mike Weir ('92) at the 2003 Masters.
Which three-time Olympic medalist and Hall of Famer graduated from BYU?
Krešimir Ćosić