Authorities in Texas said they thwarted a "mass casualty attack"and arrested a 21-year-old on charges of making terroristic ...

A 21-year-old suspect allegedly planned an attack on police "similar to the 2016 Dallas ambush," the FBI's Houston office ...

Local and federal authorities are saying they thwarted a mass casualty attack Monday morning with the arrest of a 21-year-old ...

Two teenagers are under arrest for allegedly plotting what the FBI is calling "a mass casualty attack" at a Houston-area high ...

Evidence suggests their intent was to carry out acts of violence at a school in the Spring Branch Independent School District ...

The FBI arrested two teenage girls plotting a “mass casualty attack” using pipe bombs and guns targeting Memorial High School ...

Two high school students have been arrested for planning what authorities are calling a “mass casualty attack” at a Houston ...

#BREAKING FBI Houston received information yesterday that two underage teenagers from the Houston area were plotting a mass ...

Threats against the Corpus Christi Police Department led to the arrest of a 21-year-old man on Monday. He is facing charges ...

Local, state and federal emergency workers will conduct a full-scale exercise March 7 in Napa to prepare for a mass casualty ...