A woman police officer suffered facial injuries when she was head butted.
Two men had been attempting to break into a car on Friday evening when she was called to Bluebell Close, Broadfield in Crawley at about 10 o’clock.
One suspect was arrested nearby but the other fled. Police are still looking for him.
18 year old, Ryan David Bowler, of Edrich Road, Crawley, was arrested and charged with obstructing police, assaulting a police officer and abusive behaviour.
He is on bail and is due to appear at Crawley Magistrates’ Court on the 30 July.