Anchored by Jake Tapper, The Lead airs at 4 p.m. ET on CNN.
What's the U.S. plan on Russia's "all out" invasion? Plus, a look at the strategy for fighting ISIS.
CNN's Jake Tapper discusses the weight of Congress' decision on Syria with former national security spokesman for the Obama administration Tommy Vietor, contributing editor for the Daily Beast David Frum, and CNN chief political analyst Gloria Borger.