Today is Tuesday, Aug. 2, the 215th day of 2016. There are 151 days left in the year.

Today’s birthdays: Actor Nehemiah Persoff is 97. Rock musician Garth Hudson (The Band) is 79. Singer Kathy Lennon (The Lennon Sisters) is 73. Actor Butch Patrick is 63. Actress Apollonia is 57. Actress Mary-Louise Parker is 52. Rock musician John Stanier is 48. TV meterologist Dylan Dreyer (TV: ‘‘Today’’) is 35. Singer Charli XCX is 24. Actress Hallie Eisenberg is 24.

In 1776, members of the Continental Congress began attaching their signatures to the Declaration of Independence.

In 1876, frontiersman ‘‘Wild Bill’’ Hickok was shot and killed while playing poker at a saloon in Deadwood, Dakota Territory, by Jack McCall, who was later hanged.

In 1939, Albert Einstein signed a letter to President Franklin D. Roosevelt urging creation of an atomic weapons research program.

In 1943, during World War II, US Navy boat PT-109, commanded by Lieutenant John F. Kennedy, sank after being rammed in the middle of the night by the Japanese destroyer Amagiri off the Solomon Islands.

In 1974, former White House counsel John W. Dean III was sentenced to one to four years in prison for obstruction of justice in the Watergate coverup. (Dean served four months.)

In 1985, 137 people were killed when Delta Air Lines Flight 191, a Lockheed L-1011 Tristar, crashed while attempting to land at Dallas-Fort Worth International Airport.