Tornado sirens in Dallas suburbs deactivated after being hacked and set off

StateScoop: Tornado sirens that went off in two Dallas suburbs early Tuesday morning have been attributed to a small-scale hacking incident, officials said.

Residents of the cities of DeSoto and Lancaster were awakened about 2:30 a.m. to blaring noise suggesting that a tornado strike was imminent. At the time, though, overnight weather conditions around Dallas showed temperatures in the mid-50s and overcast skies.

Read article