THIS DAY IN SPORTS HISTORY: 12/13

1931 National Football League Championship: Green Bay Packers (12-2-0) win 3rd straight first past the post title.

1936 – Final Boston Redskin NFL game, lose to Packers 21-6, move to Washington, D.C.

1936 – National Football League Championship, Polo Grounds, NYC: Green Bay Packers beat Boston Redskins, 21-6; Packers 4th title.

1956 – Dodgers trade Jackie Robinson to Giants for pitcher Dick Littlefield & $35,000. Robinson will retire rather than be traded.

1989 – Walter Davis (Denver) ends NBA free throw streak of 53 games.

1996 – Free agent Roger Clemens signs with Toronto Blue Jays.

2007 – The Mitchell Report is publicly released listing the names of 89 Major League Baseball players that have presumably used anabolic steroids and human growth hormones. Notable players named include Roger Clemens and Miguel Tejada.

2010 – 76th Heisman Trophy Award: Cam Newton, Auburn (QB).

2015 – Irishman Conor McGregor knocks out Brazilian Jose Aldo in 13 seconds to win his 1st featherweight title in Las Vegas.

2018 – German basketball forward Dirk Nowitzki takes the court for his record 21st NBA season with the Dallas Mavericks, surpassing Kobe Bryant’s 20 seasons with the LA Lakers for the most seasons with one team.