The grenade appears to have been in the water for some time, police say.
A look at recent crime headlines across Long Island.
The robbery occurred in June.
Richard Matt's toxicology results reveal his blood alcohol content when he was fatally shot by feds in pursuit.
The remains were found in March.
The incident occurred Friday afternoon.
Reward offered for info leading to an arrest.
The accident occurred on Route 112 early Sunday, police say.
The woman was arrested after the incident Saturday night in Medford, police say.
21 DWI charges among some of the recent arrests in the area.
The accident occurred Monday evening, police say.
A look at some recent arrests in the area.
Man charged with robbing an HSBC Bank last week.
The accident occurred Monday night in Hauppauge.
Man presented a note to a teller demanding cash Friday afternoon, police say.
The robbery occurred Wednesday night.
Several others suffer non-life threatening injuries in crash Tuesday afternoon between minivan and truck.
Police say man arrested on Friday committed nine bank robberies in Suffolk County since April.
Photos and video from robbery last week released.
The man stole $28 worth of food from Family Dollar, police say.
A look at Wednesday's headlines across Long Island.
The man is wanted for robbing four Suffolk County banks in June; reward offered for info leading to an arrest.
The man fled on foot after he was approached by a store employee, police say.
The latest robbery occurred Monday morning.
Three people employed at card store arrested Saturday afternoon.
31 DWI charges among recent arrests in the area.
A man and a woman stole external drives and clothes from the Setauket store, police say.
A 19-year-old driving the wrong-way hit the woman's car Tuesday evening, police say.
The man made three withdrawals at the hospital's ATM last month using the debit card, police say.
Stony Brook man arrested Monday, state attorney general announces.
The accident occurred Saturday night, police say.