Florida high school shooter Nikolas Cruz tried to break a hurricane proof window so he could set up a perch in order to shoot more students, an official has said.
Cruz has been charged with the premeditated murder of 17 students at the Marjory Stoneman Douglas High School, Parkland, Florida on February 14.
The 19-year-old's killing spree took place in the three story freshman building on the high school's campus and investigators believe we wanted to set up a perch there so he could pick off fleeing students.
Cruz threw his gun on the ground then fled with the other students before being caughtiPhone transfer software
The 19-year-old Cruz tried to get a better spot for shooting more students at the freshmen building of the Marjory Stoneman Douglas High School (pictured)
Building 12 at the school is where the 17 students were killed on February 14
The building held up to 900 students, the majority of them freshmen. It is believed Cruz wanted a perch from where to shoot student's trying to escape
Robert Runcie, the Broward County Public Schools superintendent, told ABC News Cruz fired 'through the window' of the building with his AR-15 rifle.
'I had a full briefing from the crime investigators and law enforcement, so that is one of the assumptions and apparently looked like that that was attempted,' Runcie said.
'There were shots fired through the window. We're waiting for the complete investigation so that we can determine exactly what was going on'
A law enforcement source told ABC News Cruz left behind nearly 180 rounds of ammunition - or about six fully-loaded 30-round magazines - when he abandoned his