slept. tragedy also reached a movie set in new mexico where alec baldwin fired a live round killing the film's cinematography. some of last year's biggest stories led to this year's biggest triumphs. >> we the jury in the above entitled matter as to count one, unintentional second-degree murder while committing a felony find the defendant guilty. >> reporter: a jury found former minneapolis police officer derrick chauvin guilty of murdering george floyd, a verdict celebrated outside the courthouses and beyond. in georgia, three white men were convicted of murdering ahmaud arbery. >> rittenhouse not guilty. >> reporter: the wisconsin teenager was found not guilty on charges after shooting three men during protests last year. exasser baiting the growing political chasm in america in a year already filled with pointed