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) – After 2016, the number of U.S. service members in Afghanistan providing embassy security and engaging in cooperative security efforts with the host government and military would likely number about 1,000, a senior administration official told CNN's Jake Tapper.