The site of a Sunday morning car bomb attack near a police station in Libya's eastern city of Benghazi.<br/> <br />Three police officers were wounded in the latest of a string of attacks on security personnel, though officials at the scene said there were no deaths.<br/> <br />One police witness said the explosion was caused by a home-made bomb attached to the bottom of a parked police car.<br/> <br />The Libyan government is struggling to control a rising tide of attacks by area militias.<br/> <br />Benghazi has been hit by several bombings and other attacks this year - most notably, an attack on the U.S. consulate in September that led to the death of U.S. ambassador Chris Stevens.