Updated 1:16 p.m. Tuesday:

Honolulu police have launched a robbery investigation in connection with a stabbing that occurred in Iwilei Monday night.

Police said two males and one female physically assaulted a man described to be in his 50s or 60s at about 7:35 p.m. One of the suspects was armed with a knife.

Police said the perpetrators then took unspecified property from the victim and fled.

Emergency Medical Services treated the victim who sustained stab wounds to the back of his head and left hand.

He was taken in serious condition to a hospital.

There are no arrests at this time.

Previous coverage:

Detectives are investigating a stabbing in Iwilei tonight.

Emergency Medical Services reported a 62-year-old man was apparently stabbed.

Paramedics responded to a 7:40 p.m. call at 345 N. Nimitz Highway.

The man had what appeared to be stab wounds to the back of his head and his left hand.

They treated the man and transported him by ambulance in serious condition to a hospital.