Authorities identified the suspect as Angel Rios, but did not provide further information. CHATSWORTH, LOS ANGELES (KABC) — A man suspected of attacking his girlfriend with a butcher knife and hammer near a McDonald’s in Chatsworth remains on the loose, authorities said Tuesday night.The incident happened shortly before 6 p.m. The investigation was ongoing. Some witnesses at the scene drove the victim to a nearby Los Angeles police station. at De Soto Avenue and Nordhoff Street near the fast-food restaurant. She was listed in stable condition and suffered stab wounds and multiple broken bones to her hands and arms.It was unclear what led to the attack. The victim was then transported to the hospital by firefighters.