Rebecca Grossman trial: Investigation rife with errors, witness says
Rebecca Grossman is accused of speeding through a Westlake crosswalk and barely applying the brakes of her white Mercedes SUV before slamming into two young boys. A former NASA scientist said Wednesday at her murder trial the Hidden Hills woman didn’t have time to slam on her brakes before her airbags deployed. Stephen Casner also testified for the defense that it was “hard to imagine” that the children were not first struck by a black Mercedes SUV that preceded Grossman through the crosswalk.Grossman is accused of…