3 Stabbed In Boston Grocery Store

Police are investigating after three men were stabbed during a robbery in a small Boston grocery store.

Police say the stabbing happened at Familia Grocery Wednesday night. The store's owner, a co-worker and a customer were all hospitalized with serious injuries. Their wounds are not considered life-threatening.

A witness tells WHDH-TV she saw the owner arguing with a man who walked into the store with a dog. The witness says she then saw the owner walk out of the store with a stab wound on his arm.

Police say the incident began as an argument and escalated into a robbery and stabbing.