STEWART AIR NATIONAL GUARD BASE--U.S. Air Force Capt. Travis Grindstaff, a pilot with the Air Force's Thunderbirds exhibition team, swears in three new members of the New York Air National Guard's 105th Airlift Wing on Friday, August 26 at Stewart Air National Guard Base in Newburgh, New York. Taking the oath are twin brothers Nicholas and Christian Farrah, as well as their best friend Joseph Martello. The Thunderbirds performed at the New York Air Show held at the base August 27-28.