Santa Cruz police arrested an assault suspect on River Street. A resident was washing her car when she observed two people injecting drugs nearby. After an exchange of words, one of the drug users threatened to poke the woman with the needle, he then began hitting and kicking the resident. The woman fought back and the assailant fled on foot. Officers apprehended 25 year old Esteban Sanchez was booked into county jail for Assault with a Deadly Weapon, Felony Battery, Terrorist Threats, and Mayhem.