Spanking remains a divisive discipline tactic—while some dismiss it as harmless, others condemn it as damaging. Its effectiveness is fiercely debated, with some statistics suggesting that at least some parents are still in support of it. / We recommend one film from the 15th Beijing International Film Festival: On the Beat, a 1995 Chinese film directed by Ying Ning (17:17). On the show: Steve Hatherly, Niu Honglin and Yushun.