ER doctor: George Floyd's cause of death most likely oxygen deficiency

The Minneapolis doctor who attended to George Floyd testified Monday that it's more likely Floyd died of loss or deprivation of oxygen than of a heart attack or drug overdose.

Why it matters: Opening the second week of former Minneapolis police officer Derek Chauvin’s trial, the doctor's testimony challenges the defense's argument that Floyd suffered a heart attack related to the influence of drugs — and not as a result of Chauvin's use of force.

Floyd died after Chauvin kneeled on his neck for over nine minutes, failing to let...