Umar Zameer sobbed on the stand while recounting the moment he realized he ran over a plainclothes police officer, leading to his death; O.J. Simpson, the football star and actor who was acquitted in a sensational 1995 trial of murdering his former wife, has died from cancer at the age of 76; and, the seemingly emotional reunion of two trumpeter swans in Toronto, separated after one was injured, is melting hearts online.