Police received a report of an active shooter at the Second Air Force Base. Here's the latest, and what to know about Keesler ...

An emergency alert has been issued for uptown Saint John as police search for three armed individuals after a shooting.

A Western Massachusetts high school went into lockdown during the last period of the day on Monday after a "possible firearm" was reported.

Four people are expected to be charged after reports of a gun on campus at Sycamore High School prompted a lockdown on Friday ...

The superintendent's office confirmed Friday morning that the elevated security protocol was in place and nobody was hurt.

Officers detained two suspected trespassers in a neighborhood near the school but a man fled, which led to the lockdown, ...

An unknown caller made a threat of violence to Parkside in a 911 call on April 15, prompting the middle school to go into ...

The Ministry of Social Development’s office in Masterton is in lockdown again, just a week after a firearms incident at the ...

A non-credible threat led to a lockdown Friday morning at Bel Air High School, police said.Bel Air High School was placed on ...

KEESLER AIR FORCE BASE, Miss. –Keesler Air Force Base has issued the all clear after the base was put on lockdown early ...

Four people will face charges after a report of a weapon on campus prompted a brief soft lockdown at Sycamore High School Friday. School officials said they received multiple reports from students ...

SILVER SPRING, Md. — Wheaton High School was placed on lockdown Tuesday afternoon after police received a report of a person ...