NEW : the state commission passed ban Friday . Phone records show engineer texting during hour on day of crash . Twenty-four bodies were found at the scene after the head-on collision during rush hour Friday in the northwest Los Angeles suburb . Engineer Robert Sanchez was among 50s people killed in Thursday 's crash . Investigators determined the brakes on train he was driving were not applied .
NEW : the state commission passed ban Friday . Phone records show engineer texting during hour on day of crash . Engineer Robert Sanchez was among 50s people killed in Thursday 's crash . Investigators determined the brakes on train he was driving were not applied .