OAKLAND -- Up to $7,500 in reward money is being offered for information leading to the arrest of two men police said knocked a man out then robbed him and his girlfriend who was also sexually assaulted Dec. 8 in an industrial area of West Oakland.
Police did not release names, ages or places of residence for the victims.
Investigators said the vicious attack happened about 11:46 p.m. Dec. 8 in the 2800 block of Ettie Street.
Police said the two had just left a business in the area when they were confronted by two men both armed with pistols.
The male victim was struck by one of the suspects and fell unconscious to the pavement.
Police said the suspects then robbed the unconscious man and his girlfriend of personal property before they both sexually assaulted the woman.
The suspects fled the area on foot. The man regained consciousness after the suspects fled.
Police said both suspects are black men, 25 to 30. One was 5-foot-10 with a thin build, dark complexion and mustache; he wore a black hooded sweatshirt and bluejeans. The other man was 6-foot-1 with a dark complexion. He wore a white baseball cap and a black hooded sweatshirt.
Investigators are working with the victims and an artist to provide a sketch of the suspects. Anyone with information about the attack can call police at 510-238-3641 or a tip line at 510-637-0298.