A Los Angeles man charged with killing four people, including his father, in a shooting rampage has pleaded not guilty to murder.
Gerry Dean Zaragoza also entered pleas to attempted murder and robbery Monday.
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He could face the death penalty if convicted.
Prosecutors say Zaragoza wounded his mother and killed his father and brother in their Canoga Park home on Friday, then killed a woman he knew and wounded another man at a gas station.
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They say he then tried to rob someone at a Bank of America ATM before shooting a stranger in the head on a bus in Lake Balboa, killing him.
Authorities haven’t identified a motive for the killings.
However, an acquaintance of Zaragoza’s father says the man had confided his 26-year-old son had a drug problem.
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