Anchored by Jake Tapper, The Lead airs at 4 p.m. ET on CNN.
Will Maine enforce quarantine on nurse who treated Ebola patients?
(CNN) – Two countries, two very different responses to the threat of ISIS – the United Kingdom raised its threat level Friday to severe for the first time in three years.
Meanwhile, President Obama said Thursday that the U.S. has "no strategy" for dealing with ISIS.
CNN's Jake Tapper reports.