California police shot and killed former “ER” actress Vanessa Marquez when they visited for a welfare check and she pulled a “BB-type” gun on them, according to a new report. Cops were called to Marquez’s South Pasadena home around 2 p.m. Thursday after a landlord reported that the woman was in some kind of trouble, Lt. Joe Mendoza of the LA Sheriff’s homicide bureau said at a press conference, The South Pasadenan reported. “At the time [of the shooting], there was an LA County mental health clinician here with the officers,” Mendoza said. “They began to communicate with her; she...