From a U.S. Central Command News Release
WASHINGTON, Sept. 6, 2014 – U.S. military forces continued to attack terrorists from the Islamic State of Iraq and the Levant yesterday and today in support of operations near Irbil, Iraq.
A mix of attack, fighter and remotely piloted aircraft conducted two airstrikes, destroying four ISIL Humvees, one ISIL armored personnel carrier, and two ISIL trucks -- one of which carried a mounted machine gun; one ISIL Humvee and one ISIL truck were also damaged in the strikes. All aircraft exited the strike areas safely.
The strikes were conducted under authority to protect U.S. personnel and facilities, support humanitarian efforts and support Iraqi forces that are acting in furtherance of these objectives.
U.S. Central Command has conducted a total of 133 airstrikes across Iraq since operations began Aug. 8.