Updated: 2007-06-22 09:44
　　　　
The U.S.A.F. Airborne Laser aircraft sits on the tarmac at Andrews Air Force Base outside Washington, June 21, 2007. The modified 747 aircraft uses a high-energy Chemical Oxygen Iodine Laser to generate an energy beam from the aircraft's nose to intercept and destroy a hostile ballistic missile during the boost phase of its trajectory.[Reuters]


　　　　
The U.S.A.F. Airborne Laser aircraft sits on the tarmac at Andrews Air Force Base outside Washington June 21, 2007. The modified 747 aircraft uses a high-energy Chemical Oxygen Iodine Laser to generate an energy beam from the aircraft's nose to intercept and destroy a hostile ballistic missile during the boost phase of its trajectory. [Reuters]


　　　　
The U.S.A.F. Airborne Laser aircraft sits on the tarmac at Andrews Air Force Base outside Washington June 21, 2007. The modified 747 aircraft uses a high-energy Chemical Oxygen Iodine Laser to generate an energy beam to intercept and destroy a hostile ballistic missle during the boost phase of its trajectory. [Reuters]