Threshold

After a terrorist attack on a reservation in Oregon leaves thousands dead, Jack Sigler, callsign King, and his team must protect the only survivor, thirteen-year-old Fiona Lane. When a death in the family pulls King away, and the rest of the team is sent on a mission, Fort Bragg is attacked by a strange and overwhelming force. When the dust settles, Fiona is gone... But the attack is part of a larger offensive. Around the world, the last speakers of ancient languages are being systematicall...