Indiana Rep. Luke Messer’s family lives in Virginia, keeps a vacation house in Tennessee and sold their Indiana home in 2014. But his campaign says a two-bedroom house he co-owns with his mother in Indiana is now his primary residence. That could complicate his plans to win the Republican Senate primary. Towering figures in Indiana politics have been toppled in recent years amid residency questions. That includes former Democratic Sen. Evan Bayh and Republican Sen. Richard Lugar.