threats of violence

"Teenager Olivia Danvers knows that the previous residents at 16 Olcott Place moved out in the middle of the night, but nobody really knows why; the new family, the Donahues, have three children including a daughter, Janie, Olivia's age, and the two become close friends--but when the threatening letters start arriving from the 'Sentry of Glennon Heights' the two girls realize that the house and town are hiding sinister secrets, which could tear their whole world apart"--Provided by publisher.

"Cal, Winter, Ryan and Boges have had enough adventures for a lifetime. Now all their enemies are locked up or have disappeared. Still, winter can't shake the feeling that she is being watched. When she's mailed a note say, The Drowner ... 30 days, her worst fears are realized. Who could be after her and her friends this time? With Cal away at flight school and a dangerous mystery to solve, will Winter be able to survive the 30-day countdown? Or will the Drowner live up to his name? The clock is ticking. Any second could be her last"--Publisher.

A collection of eleven essays that addresses issues of national security, such as Islamic extremism, energy security, cyberterrorism, and homeland security.

Contains essays that provide a range of perspectives on the issue of national security, discussing the threats to national security, the U.S. response to terrorism, ways to enhance national security, and whether a stronger national security threatens civil liberties.