Apollyon by Tim LaHaye

A New York Times BestsellerThis is the fifth volume in the Left Behind series of novels based on New Testament prophecies about the end of life on Earth. In this book, the world has been visited by a plague of demon locusts that attack anyone without the seal of God etched on their foreheads. Internet communication is becoming the primary means of maintaining unity within the underground resistance movement of believers. New global warfare threatens a third of the world's population. And the Tribulation Force members deal with personal crises, including pregnancies and lost family members.