'There really are no words' - 17 dead in Florida school shooting

Suspect in custody and identified as 19-year-old former studentTV footage showed students filing out of school under police guidanceSheriff tells media: 'There are no words'Shooting marks 18th school shooting in US so far this yearStudents and adults among those killed

Students are evacuated from Marjory Stoneman Douglas High School during a shooting incident in Parkland, Florida, U.S. February 14, 2018 in a still image from video. WSVN.com via REUTERS

Independent.ie Newsdesk

A former student at a Florida high school opened fire in the school on Wednesday, leaving 17 dead before he was arrested by police, authorities said.

The Broward County Sheriff's Department there were 17 people killed in the shooting.