Sounds like it. 15 rounds is one pistol magazine, one dead would be the intended victim, others injured would be collateral downrange damage.
“This is a problem location that has very sporadic hours and days of operation,” he [Scott Scrimizzi, Director of Public Safety] said. “Right now, what is even more concerning to me is that lack of cooperation from the patrons who were inside but unwilling to cooperate with the police.”