Santa Ana — A 13-year-old girl was riding her bicycle to her cousin’s house to do homework when she was struck by a hit-and-run driver and critically injured.  Teresa Pham was wearing a helmet at the time of the accident, but she suffered broken bones and cuts to her face.  The incident occurred at the intersection of West Warner Avenue and South Greenville Street.  Teresa was riding through the crosswalk around 7 p.m. when she was hit by a vehicle.  The driver did not stop or check to see if Teresa needed help.  Other drivers stopped to give Teresa first aid and call paramedics.  Police are searching for the hit-and-run driver.  If you have been injured in an accident, contact an Orange County personal injury lawyer today.