BREAKING: “Rep. Ruben Gallego, averting primary bloodbath, won’t run for the Senate.” #AZSEN (via @yvonnewingett) https://t.co/LkDBmLOoB7

— Dan Nowicki (@dannowicki) March 25, 2019

Tl;dr: Gallego isn’t running against Kelly, freeing him to go after McSally. Gallego will rerun for his own seat.