UPDATE: Standoff ends. Man gave up and is in custody.
PALM BEACH, Fla.-- An armed man is involved in a standoff with police in Palm Beach, officials say.
The man is by himself in the water and holding a knife, according to police.
At times he is screaming and making hand gestures.
The area north of Mockingbird Trail has been blocked off at North Ocean Boulevard.
Police say the man is a suspect in a stabbing in Boca Raton.
Boca Raton police confirm there was a double stabbing around noon in the 500 block of NW 53rd Street that was the result of a domestic incident.
The say a man and woman were stabbed and transported to Delray Medical Center.
No other information about that case was immediately available.