2015 Event Serbian Novak Djokovic beats Swiss Roger Federer to win his second U.S. Men's Open title; a day earlier, Italian Flavia Pennetta beat fellow Italian Roberta Vinci in the U.S. Women's Open to win her first Grand Slam, then announced her retirement 2014 Event Bulgarian sumo wrestler Kotooshu announces his retirement today; he won the Emperor's Cup in 2008 and achieved the second-highest rank of ozeki during his career 2014 Event Debbie Dingell, wife of U.S. Representative John Dingell, announces her plans to run for her husband's seat after he retires; Rep. Dingell announced his retirement yesterday 2013 Event Before celebrating Christmas Mass at Pope Francis pays a visit to Pope Benedict XVI at his retirement home 2013 Event CEO of Microsoft, Steve Ballmer, announces his retirement in the next 12 months 2013 Event U.S. veteran newscaster Barbara Walters announces plans for retirement in 2014 2013 Event Ray Lewis, U.S. football linebacker for the Baltimore Ravens of the National Football League, announces plans for retirement at the end of the season 2012 Event Rick Majerus, the head basketball coach at Saint Louis University, announces his retirement due to health issues 2011 Event Lance Armstrong announces his official retirement from professional cycling 2011 Event Ian Thorpe, an Australian swimmer, announces he will come out of retirement to compete in the London Olympics in 2012 2010 Event In France, over 200 protests occur in as part of the 2010 strikes to fight against plans to raise the retirement age from 60 to 62 2010 Event General Stanley McChrystal, leader of the U.S. war Afghanistan announces his retirement after making controversial statements in 'Rolling Stone' magazine 1996 Event Miami Dolphin coach Don Shula announces his retirement 1995 Event Quarterback Joe Montana announces his retirement from football 1995 Event Michael Jordan announces he is ending his 17 month NBA retirement 1990 Event Dan Quisenberry (all-time AL save king, 238) announces his retirement 1989 Event Pete Rozelle announces retirement as NFL commissioner after 29 years 1987 Event Supreme Court Justice Lewis F. Powell, Jr. announces his retirement 1986 Event Dodgers' Bill Russell, 38, announces his retirement 1986 Event George Corley Wallace, Governor, Democrat, Alabama, announces retirement plans 1985 Event Earl Weaver comes out of retirement to manage Baltimore Orioles 1983 Event Supreme Court rules retirement plans can't pay women less 1983 Event Bjorn Borg announces his retirement from tennis 1979 Event Heavyweight Muhammad Ali confirms that his 3rd retirement is final 1974 Event Prest Gerald Ford signs Employee Retirement Income Security Act 1974 Event Gordie Howe comes out of retirement for $1M from Houston Aeros, WHA 1973 Event Willie Mays announces retirement at end of 1973 season 1973 Event Ray Davies, announces retirement from Kinks then attempts suicide 1971 Event Danny Murtaugh, manager of world champ Pirates, announces retirement 1967 Event Yankee Whitey Ford, nearing 41, announces his retirement from baseball 1966 Event Sandy Koufax announces his retirement, due to arthritic left elbow 1965 Event Casey Stengel announces his retirement after 55 years in baseball 1965 Event Frank Gifford announces his retirement from football for broadcasting 1959 Event Giants Jim Hearn allows 2 runs against Pirates, game is suspended, Hearn is released and charged with loss 2 months after his retirement 1951 Event Joe DiMaggio announces his baseball retirement 1943 Event Yankee 2nd baseman Joe Gordon announces retirement (hates New York) 1939 Event New York Yankees announce Lou Gehrig's retirement 1935 Event Babe Ruth, 40, announces his retirement as a player 1928 Event Johnny Weissmuller announces his retirement from amateur swimming 1920 Event Amsterdam actors decide to strike for retirement benefits 1915 Event Frank Home Run Baker, 28, announces retirement following a contract dispute with Connie Mack. He sits out 1915 season