Two senators urged the White House to act quickly after ISIS released a video of the alleged beheading of U.S. journalist Steven Sotloff.
The nonprofit SITE Intelligence Group first discovered evidence that Steven Sotloff was beheaded by ISIS.
There will be "a headquarters element, medical personnel, associated helicopters, and an air liaison team," the Pentagon said.
Half brothers Henry Lee McCollum and Leon Brown, who had been convicted of raping and killing a girl, were ordered released Tuesday.
A horrifying story from a man who survived an ISIS execution exposes the number of Iraqi soldiers killed in the June takeover.
Some signs suggest that journalists James Foley and Steven Sotloff were not beheaded on the same day.
The Atlanta-based home improvement retailer says it is investigating "unusual activity" in its credit card information systems.