What we know about the Florida school shooting suspect

PARKLAND, Fla. (AP) — The suspect in a deadly rampage at a Florida high school is a troubled teenager who posted disturbing material on social media before the shooting spree that killed at least 17 people, according to a law enforcement official and former schoolmates.
Nikolas Cruz, 19, was charged with 17 counts of premeditated murder Thursday morning after being questioned for hours by state and federal authorities following the deadliest school shooting in the U.S. in five years.
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