1934: Adolf Hitler launched his “blood purge” of political and military rivals in Germany in what came to be known as the “Night of the Long Knives.”

In the nation

2016: Defense Secretary Ash Carter announced that transgender people would be allowed to serve openly in the U.S. military, ending one of the last bans on service in the armed forces.

Today’s birthdays

Actor Lea Massari (“L’Avventura”) is 91. Actor Nancy Dussault is 88. Olympic track champion Billy Mills is 86. Oceanographer Robert Ballard is 82. Musician Glenn Shorrock is 80. Actor-comedian David Alan Grier is 68. Conductor Esa-Pekka Salonen is 66. Actor Vincent D’Onofrio is 65. Actor Deirdre Lovejoy (“The Wire”) is 62. Actor Rupert Graves is 61. Boxer Mike Tyson is 58. Actor Lizzy Caplan is 42. Musician Cole Swindell is 41. Musician Fantasia is 40. Olympic swimming champion Michael Phelps is 39. Actor Sean Marquette (“The Goldbergs”) is 35. Baseball player Trea Turner is 31. — The Associated Press