Alaska primary sets up big Senate race between Sullivan and Peltola

Alaska's primary elections have advanced Senator Lisa Murkowski and challenger Kelly Tshibaka, as well as Representative Mary Peltola and challenger Sarah Palin. These candidates will proceed to the general election, where Peltola and Republican challenger Sarah Palin will compete for Alaska's sole House seat, and Senator Lisa Murkowski and Republican challenger Kelly Tshibaka will contend for the Senate seat.