Summary: Since the killing of George Floyd, legislators and police departments have moved to ban the use of neckholds, which have long been controversial. LAPD had restricted the use of these back in 1982. What led to this change in police policy? Cardiologist Dr. Richard Allen Williams recalls the unsettling phone call that he says made a difference. PBS NewsHour is supported by - https://www.pbs.org/newshour/about/funders
