SAN FRANCISCO , California ( CNN ) -- A man police believe shot and killed two people at a California toll plaza during the height of evening rush hour Tuesday was taken into custody early Wednesday , authorities told CNN affiliate KTVU . Police say Nathaniel Burris , 46 , was arrested just after 3 a.m. on Interstate 80 near Baxter , California . Nathaniel Burris , 46 , was arrested just after 3 a.m. on Interstate 80 near Baxter , California , by the California Highway Patrol , Richmond , California , police Sgt . Bisa French told KTVU . The shooting happened at 5:55 p.m. at the entrance to the 7.5-mile Richmond-San Rafael Bridge , which links Contra Costa and Marin counties , California Highway Patrol spokesman Sam Morgan told CNNRadio . Deborah Ross , 51 , was killed inside one of the toll booths , the California governor 's office said . The other person killed was a man shot while sitting in his vehicle , which was parked in a lot at the toll plaza , Morgan said . KTVU identified the man as Ersie `` Chuck '' Everett , 58 . Both people were shot with a shotgun , authorities said . The suspect drove off in a white 2005 Ford van with `` Western Eagle Shuttle '' printed on it in orange and blue letters , Morgan said . Richmond police said the deaths appeared to stem from a domestic dispute , KTVU said . French told the station Burris was in a `` dating relationship '' and lived with Ross . Aerial footage showed traffic backed up after the shooting , with cars being ushered through the far-right toll lane . Gov . Arnold Schwarzenegger issued a statement expressing shock and sadness over Ross ' death . The statement said Capitol flags would be flown at half-staff in her memory .
Woman shot inside one of the toll booths ; another victim shot inside his vehicle . Nathaniel Burris of Richmond , California , accused of rush-hour slayings . Police say deaths appeared to stem from a domestic dispute .