U.S. Sen. Pat Roberts waves to the crowd as he rides on the back of a pickup in a parade Saturday in Gardner, Kan. Charlie Riedel/AP hide caption
2014 Michigan House races 2014 Michigan House races
Debbie Dingell with Michigan Sen. Carl Levin and then-presidential candidate Barack Obama during a 2008 campaign event in Flint, Mich. Dingell is expected to announce Friday that she will run for her husband's House seat. Alex Brandon/AP hide caption