Millions of Americans cast ballots Tuesday in midterm elections that will determine control of the U.S. House of Representatives and the U.S. Senate. (Source: CNN, POOL, GETTY IMAGES, PORT ST. LUCIE POLICE, C-SPAN)
Iowa voters chose Democrat Rob Sand to be their next governor, flipping the seat Republicans have held for more than two decades and likely ushering in a new era of divided state government.