Sid Musser holds his grandson, Cason Weems, 19 months, as he cast his vote during the primary election at Prospect Baptist Church in Oklahoma City,Tuesday, March. 1, 2016. Voters from Vermont to Colorado, Alaska to American Samoa and a host of states in between were heading to polling places and caucus sites on the busiest day of the 2016 primaries. (Steve Gooch/The Oklahoman via AP)