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) – One critical piece of equipment on missing Malaysia Airlines Flight 370 that could solve this whole mystery are the flight data and cockpit voice recorder, the so-called "black box."
CNN Victor Blackwell got a close-up look at one from a Boeing 777.