NEW : The country 's attorney general similarly refuses to rule out possibilities . Comment: President Enrique Pena Nieto visits victims in the hospital . The death toll rises to 33 . Employee : ` The priority , Lozoya said , is providing support to the victims ' families and rescuing anyone who may remain trapped . ` I saw the explosion of glass , people bleeding ; ... I was terrified ''
NEW : The country 's attorney general similarly refuses to rule out possibilities . Comment: President Enrique Pena Nieto visits victims in the hospital . The death toll rises to 33 . Employee : ` ` I saw the explosion of glass , people bleeding ; ... I was terrified ''