Tomorrow, a congressional panel will convene to begin hearings into the Jan. 6 insurrection. What should we expect from the hearings, and just how bi-partisan is this effort? On today's show, Mara Liasson, national political correspondent for NPR, ticks through the biggest political stories from over the weekend and what to watch for in the coming days, including tomorrow's hearings on the Jan. 6 insurrection and vaccination efforts around the country.