A former student who had been expelled for disciplinary problems opened fire at a Florida high school Wednesday, killing 17 people. Broward County Sheriff Scott Israel identified the alleged gunman as Nicolas Cruz and said police arrested him off school grounds without a struggle.
Florida School Shooting

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The flag above the White House in Washington is lowered to half-staff for the victims of a mass shooting in a South Florida High School, Feb. 15, 2018.

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This video screen grab image shows shooting suspect Nikolas Cruz at Broward County Jail in Ft. Lauderdale, Florida, Feb. 15, 2018. The heavily armed teenager who gunned down students and adults at a Florida high school was charged with 17 counts of premeditated murder, court documents showed.

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Parents wait for news after a report of a shooting at Marjory Stoneman Douglas High School in Parkland, Florida, Feb. 14, 2018.

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Police vehicles block the road to Marjory Stoneman Douglas High School in Parkland, following a shooting that killed 17 people in Parkland, Florida, Feb. 14, 2018. A former student armed with an AR-15 rifle opened fire at the high school, killing at least 17 people, officials said.