NEW : Michael Brooks is charged with attempted murder and strangulation . City medical staff says the initial autopsy is inconclusive . A swimsuit designer was found dead in a bathtub at an exclusive New York hotel on Thursday . Sylvie Cachay had bruises on her neck and bite marks , police said .
NEW : Nick Brooks is charged with attempted murder and strangulation . City medical examiner says the initial autopsy is inconclusive . A swimsuit designer was found dead in a bathtub at an exclusive New York hotel on Thursday . Sylvie Cachay sustained bruising on her neck and bite marks , police said .