Customers Flee Man With Knife, Threats To "Shoot Up The Place": Police

MAMARONECK, NY — Abrupt chaos at a Mamaroneck business led to the arrest of a dangerously unstable 23-year-old man, according to police.

Shortly before 3 p.m. on Memorial Day, Village of Mamaroneck police started to receive emergency 911 calls reporting a man brandishing a knife inside of a local business with customers running out of the business. Officers detained a man matching the description given by the callers.

A search of the area turned up an approximately 6-inch-long diving/fishing knife wrapped in a bandana. The knife was found discarded under a parked car, according to officials.

Witnesses positively identified the man as the one who had waved the knife around moments earlier and he was arrested. Eyewitnesses also confirmed the recovered knife was the one used by the suspect. Detectives later learned that while in the store, the suspect allegedly announced "he would shoot up the place" while brandishing the knife.

The man arrested, has now been identified as a 23-year-old Village of Mamaroneck resident Eduardo Martinez. He was charged with felony making a terroristic threat, felony criminal possession of a weapon and menacing.

Police said one person was injured during the troubling incident.