Emergency alert test sounds off on mobile phones nationwide

WASHINGTON — Electronic devices across the United States sounded off Wednesday as the Federal Emergency Management Agency conducted its first-ever national wireless emergency alert test.

The tone went off at 2:18 p.m. EDT. The subject of the alert read: "Presidential Alert" and text said: "THIS IS A TEST of the National Wireless Emergency Alert System. No action is needed."

http://www.startribune.com/emergency-alert-test-going-out-to-mobile-phones-nationwide/495045211/