San Mateo police seek public's help in sexual assault case

San Mateo police seek public’s help in sexual assault case

in Crime/Featured/Headline

UPDATE: The suspect was located and arrested in the 100 block of Wayne Court Monday afternoon just after 2 p.m. He is identified as Alejandro Vanegas Guevara and remains in police custody.

San Mateo police are asking the public to help identify and locate a suspect wanted for questioning in connection with a sexual assault last week.

Police were called to 9th Avenue and S. El Camino Real at 10:40 p.m. on Wednesday, Aug. 5, and located a woman in her 60s who had been seriously beaten and then sexually assaulted, police said.

The suspect fled southwest on foot. Police have released surveillance video and images in an attempt to locate the suspect, who detectives believe is homeless and may have visited businesses in the city of San Mateo. Detectives have located a Lifeguard sweatshirt the suspect was wearing and a silver bicycle he may have been riding at the time of the attack, police said.

The suspect is described as either White or Hispanic in his late teens to early 20s, light skinned, average build and height, with dark outgrown or slightly curly hair, and carrying a backpack or satchel, police said.

Detectives are asking neighbors in the area to check their security camera footage the night of the attack, from around 10 p.m. t 11:30 p.m., for further footage of the suspect.

Anyone with additional information and/or security camera footage is asked to contact Detective Sgt. Lee Violett at (650) 522-7662 or by email at Anonymous tips can be submitted to or by calling (650) 522-7676.

Photos credited to the San Mateo Police Department.

Posted by San Mateo Police Department on Sunday, August 9, 2020