Anchored by Jake Tapper, The Lead airs at 4 p.m. ET on CNN.
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(CNN) – A second round of U.S. airstrikes began in Iraq Friday.
CNN's Jim Sciutto has been following the american response to ISIS – the deadly al Qaeda offshoot – that has sunk its teeth into a huge swath of the country, and sent hundreds of thousands of civilians literally fleeing for their lives.