21-year-old dies in alleged street racing crash involving her brother in Mission Viejo

A 21-year-old woman died in an alleged street racing crash involving her brother in Mission Viejo, authorities said Friday. Deputies responded to a solo-vehicle crash near Los Alisos Boulevard and Mustang Run around 9:40 p.m. Thursday, according to the Orange County Sheriff’s Department. When they arrived, they found Shalia Deciderio, a Rancho Santa Margarita resident, dead at the scene, officials…