终极瞄准

Top secret government experiments with time travel have been shut down and dec
　　lared as too dangerous to continue. The lead scientist has disappeared with th
　　e technology and a government manhunt is underway. When his name appears on an
　　airline manifest after the flight has departed, the government orders the pla
　　ne to turn back. But the plane drops from the radar, disappearing into thin ai
　　r! As special agents try to locate the plane, scientists must deal with the re
　　percussions from the time ripples that threaten to destroy the Earth.