Updated at 5:30 p.m. ET
The pressure is on for Arizona Democratic Rep. Ruben Gallego.
For the first time, he traveled to Washington, D.C. with elaborate instructions to vote on behalf of two of his colleagues. Gallego can do this under historic new rules allowing proxy voting.
So for two days of legislative floor action, Gallego will call his colleagues — Democratic Reps. Nanette Diaz Barragán of California and Filemon Vela of Texas — before every vote, amendment and other key developments.