Five people were seriously injured when a Ford Explorer plowed into the crowd that was standing in a shady spot while waiting for a Muni bus in Visitacion Valley on Tuesday. The crash occurred just after 9:30 a.m. near San Bruno and Arleta Avenues. The 24-year-old female driver said she lost control of the vehicle after the steering and brakes failed, according to police. The vehicle reportedly ran into a cement wall at the base of an apartment complex, struck the standers-by and then came to rest at a chain-link fence. The distance between the cement wall and the chain-link...