1 of 20 2 of 20 3 of 20 4 of 20 5 of 20 6 of 20 7 of 20 8 of 20 9 of 20 10 of 20 11 of 20 12 of 20 13 of 20 14 of 20 15 of 20 16 of 20 17 of 20 18 of 20 19 of 20 20 of 20Read More Here's a look at why Kaine's addition to the ticket is notable in US history. Also note that in 1972, the Democratic convention nominated Sen. Thomas Eagleton, who subsequently left the ticket and was replaced by Sargent Shriver, who had never served in the Senate. The lone exception between 1944 and 2012 is 1984, when New York Rep. Geraldine Ferraro was nominated to join Walter Mondale on the ticket. Sitting senatorKaine's selection extends a remarkable streak in which 17 of the last 18 Democratic conventions -- including the last eight in a row -- have nominated for vice president either a sitting senator or an incumbent vice president who was a senator when he was first elected.

Source: CNN July 23, 2016 16:07 UTC