Canada and Mexico issue retaliatory tariffs. Democrats elect a new party chair. And all three on the Army helicopter in the D.C. crash have been identified.

CBS’ “Face the Nation" — Sens. Mark Warner, D-Va., and Bernie Sanders, I-Vt.; Rep. Brian Mast, R-Fla.; Hanna Siegel, niece of Keith Siegel, an American Israeli who was released by Hamas on Saturday ...