Ex-Officer Testifies Against His Former Colleagues in Tyre Nichols’s Death NYT | Top Stories Emily Cochrane 18 September 2024 at 04:02 A former Memphis officer said he had been angry about a lack of arrests even before he began a pursuit that led to a fatal beating. © Patrick Lantrip/Daily Memphian, via Associated PressEmmitt Martin III, a former Memphis police officer who started pursuing Tyre Nichols, outside federal court in Memphis in April.