Five arrested 'for underage drinking' at Huntington Beach after police officer 'got knocked out'

These were the scenes from Huntington Beach, California last night (July 31) after 5 people were arrested and one police officer was injured.

It was reported locally that a woman was approached by police then a fight broke out with her friends and officers at around 8:40 pm.

The incident follows the US Open of Surfing but is said to be unrelated.

The filmer said: "All I know is people got caught for underage drinking, I think and a guy ran away.

"A cop tased him but then got knocked out."