OTHER APRIL 21 MOMENTS

1951: The Maple Leafs win the Stanley Cup for the fourth time in five years as they beat the Canadiens 3-2 in the fifth game.

1996: The Bulls wrap up the most successful regular season in NBA history with their 72nd victoryin a 103-93 decision over Washington.

2012: Phil Humber throws the first perfect game in the majors in almost two years, leading the White Sox to a 4-0 victory over the Mariners.

2013: Joe Scarborough, a 50-year-old self-employed electrical contractor, rolls the first 900 series in Professional Bowlers Association history — three straight perfect games.

2014: Meb Keflezighi wins the Boston Marathon, a year after a bombing at the finish line left three dead and more than 260 people injured. Rita Jeptoo successfully defends her title to become the seventh three-time champion.