Derek Chauvin’s conviction of murder and manslaughter is expected to be only the beginning as activists and George Floyd’s family promise to keep working for change in police departments in Minnesota and beyond. Chauvin’s trial also saw a number of police officers testifying against him.

The murder trial of Derek Chauvin in the killing of George Floyd enters the final stages, with closing arguments set for Monday. The defense rested its case on Thursday after Chauvin said he would not take the stand in his own defense. And the Twin Cities area is rocked by another police killing...