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After forcing millions to flee their homes, U.S. intelligence is now trying to determine just how strong ISIS is.
More than one hundred additional military advisers will be sent to Iraq, Pentagon sources confirm to CNN's Barbara Starr, as they consider new options for humanitarian relief for the Yazidis trapped by ISIS.
U.S. airstrikes targeted ISIS units and checkpoints around the Mount Sinjar area. CNN's Barbara Starr reports.
Intense airstrikes have slowed ISIS's advance, but Pentagon officials tell CNN's Barbara Starr it might not be enough.
CNN's Barbara Starr reports on the United States starting humanitarian aid drops in Iraq to help those trapped by ISIS.
U.S. officials say they have observed Ukrainian forces firing short-range missiles near pro-Russian rebel positions. CNN's Barbara Starr reports.
CNN's Barbara Starr reports on the evidence the U.S. says it has that implicates Russia in the MH17 plane crash.
CNN's Barbara Starr reports on new intelligence that may help officials uncover what really happened to flight MH-17.
Rocket salvos fired from Gaza, now a daily occurrence in many Israeli cities, are reaching targets deep in Israel.
The Pentagon will send a total of 800 troops to Iraq to help the country combat ISIS. CNN's Barbara Starr reports.