Video of a dying student who was handcuffed by British police after being stabbed by a Sikh man and falsely accused of racially abusing his murderer sparked outrage on Tuesday, with protesters throwing bricks at police.Eighteen-year-old Henry Nowak was heard repeatedly telling officers: “I can’t breathe” in police bodycam footage captured as he lay mortally wounded in December after a night out with his football team members.Far-right figures have seized on the case, including firebrand Tommy...