SANTA ANA (CNS)—Felony charges were filed today against a 39-year-old school bus driver in Santa Ana who’s accused of sexually assaulting two young girls over a period of several years, starting when they were seven and eight years old. Nery Rodriguez Gonzalez of Upland is facing two counts each of continuous sexual abuse of a child and sexual intercourse or sodomy with a child 10 years or younger, and one count each of oral copulation or sexual penetration with a child 10 years or younger and aggravated sexual assault of a child  younger than 14. The sexual assaults lasted for about four years, according to Santa Ana police Cpl. Anthony Bertagna. Police did not want to say how the defendant knew the girls because they are concerned that it could reveal their identities. Investigators are also concerned there could be more victims because Rodriguez Gonzalez works for Durham School Services and …