The Brief Peter Mullis, a 42-year-old Kaiser Permanente employee, was struck and killed Monday by a driver fleeing Riverside police. The crash occurred near Kaiser Riverside Medical Center after the suspect fled an initial traffic stop for a vehicle code violation. A Kaiser Permanente employee was struck and killed when a pursuit suspect struck him near the hospital where he worked in Riverside. Although the driver initially yielded, they ultimately took off and went down Magnolia Avenue, leading to a police chase. During the pursuit, the driver struck 42-year-old Peter Mullis near Kaiser Riverside Medical Center.