SOUTH SAN FRANCISCO – A police officer in South San Francisco is in critical condition this morning after being struck in the head with a skateboard. The suspect is in custody.

An officer was waved down Thursday afternoon regarding a disturbance. Police tried to approach the suspect creating the disturbance, but he refused to comply reported ABC7News.

Soon a foot pursuit ensued as the disturbing suspect fled on his skateboard. It was unclear how long the chase lasted, but eventually the officer was clubbed over the head with the skateboard.

Witnesses confirmed the suspect was violent and irrational before turning on the officer.

The suspect was identified as Luis Alberto Ramos-Coreas, 28, of South San Francisco. He was arrested on suspicion of attempted murder, assault with a deadly weapon, resisting arrest and battery on a peace officer, according to SSFPD.

Police Chief Jeff Azzopardi said the unidentified officer is a 12-year law enforcement veteran. He had emergency surgery and is listed in critical condition. He is married and has two children.

Ramos-Coreas was booked at the San Mateo County Jail. According to local news, he has a lengthy history of contact with the South San Francisco police department including several incidents of violence.

“Law enforcement is going through difficult times, with unprovoked targeted attack on police officers,” said Azzopardi. “Yesterday this hit home here in South San Francisco. This attack is not acceptable. The men and women of the South San Francisco police department will remain vigilant in our efforts to keep our officers and our community safe.”