NASA Chief Technologist Bobby Braun, left, and Congressman Chaka Fattah (D-PA), center, listen to Azeem Hill, a member of the West Philly Hybrid X Team at West Philadelphia High School in Philadelphia, Monday, June 7, 2010. The prize-winning West Philly Hybrid X Team has drawn international recognition as the only high school among 22 finalists in the Progressive Insurance Automotive X Prize (PIAXP) competition to develop cars that achieve over 100 MPG. Photo Credit: (NASA/Bill Ingalls)

NASA Chief Technologist Bobby Braun, left, and Congressman Chaka Fattah (D-PA), right, talk to student members of the West Philly Hybrid X Team at West Philadelphia High School in Philadelphia, Monday, June 7, 2010. The prize-winning West Philly Hybrid X Team has drawn international recognition as the only high school among 22 finalists in the Progressive Insurance Automotive X Prize (PIAXP) competition to develop cars that achieve over 100 MPG. Photo Credit: (NASA/Bill Ingalls)

NASA Chief Technologist Bobby Braun, left, and Congressman Chaka Fattah (D-PA), center, and Pennsylvania State Representative Jim Roebuck talk with students of the West Philly Hybrid X Team at West Philadelphia High School in Philadelphia, Monday, June 7, 2010. The prize-winning West Philly Hybrid X Team has drawn international recognition as the only high school among 22 finalists in the Progressive Insurance Automotive X Prize (PIAXP) competition to develop cars that achieve over 100 MPG. Photo Credit: (NASA/Bill Ingalls)