No information has yet been released about names or ages of the victims or the shooter.
From an article and news video:
"A lot of people screaming ... A lot of kids were standing around. There were kids on the floor, some saying they didn't do anything, saying they were just in their car with some of their friends," dive instructor Nelson Chirillo said.
The identities of the victims and the conditions of the survivors weren't immediately available.
Investigators are asking teens who left the party to share information about what happened to police.
Details about suspects and motives were not available..