U.S., Arab nations attack ISIS in Syria

Updated 11:02 AM ET, Thu September 25, 2014
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In this photo released by the U.S. Air Force, fighter jets fly over northern Iraq as part of coalition airstrikes in Syria on Tuesday, September 23. The United States and several Arab nations have started bombing ISIS targets in Syria to take out the militant group's ability to command, train and resupply its fighters. U.S. Air Forc/AP
A U.S. Navy jet is refueled in flight after airstrike missions in Syria on September 23. In addition to bombing ISIS, the United States has also taken action -- on its own -- against another terrorist organization, the Khorasan Group. U.S. President Barack Obama described Khorasan members as "seasoned al Qaeda operatives in Syria." U.S. Air Force/AP
This photo, released by activists in Idlib, Syria, on September 23, shows what they say is the aftermath of U.S. airstrikes against ISIS. Idlib News Network
Another aftermath image from the Idlib activists. Idlib News Network
Obama, speaking at the White House on September 23, addresses the ISIS airstrikes. "The strength of this coalition makes it clear to the world that this is not America's fight alone," Obama said. Win McNamee/Getty Images
The USS Philippine Sea, a guided-missile cruiser with the U.S. Navy, launches a Tomahawk cruise missile from the Persian Gulf during an attack on ISIS positions on September 23. The U.S. Navy released this photo and several others following the airstrikes. Eric Garst/U.S. Navy/AP
U.S. sailors stand on the bridge of the USS Philippine Sea while Tomahawk cruise missiles are launched toward targets in Syria on September 23. Abe McNatt/U.S. Navy/AP
The USS Arleigh Burke, a guided-missile destroyer with the U.S. Navy, launches Tomahawk missiles in the Persian Gulf on September 23. Carlos M. Vazquez II/U.S. Navy/AP
An F/A-18C Hornet prepares to take off from the flight deck of the USS George H.W. Bush, a U.S. Navy aircraft carrier in the Persian Gulf, before conducting strike missions against ISIS targets on September 23. Robert Burck/U.S. Navy/AP
Tomahawk missiles fired by the USS Philippine Sea fly in the air above the Persian Gulf on September 23. Eric Garst/U.S. Navy/AP
Two more U.S. fighter jets prepare to take off from the USS George H.W. Bush and conduct airstrikes against ISIS targets in Syria. Robert Burck/U.S. Navy/AP
This before-and-after image, provided by the U.S. Department of Defense, shows what is purported to be an ISIS command center that was targeted by airstrikes in Raqqa, Syria. Department of Defense/AP
The Defense Department also released this before-and-after image of a purported ISIS finance center in Raqqa. Department of Defense/AP