The director of the Georgia Bureau of Investigation said Friday that William Bryan, the neighbor who filmed Ahmaud Arbery's death, was not a good Samaritan or simply a witness as Bryan has claimed, but a significant player in the February killing of the unarmed black man. "If we believed he was a witness, we wouldn't have arrested him," GBI Director Vic Reynolds said Friday. "There's probable cause and we're comfortable with that." Bryan, who filmed the four-minute chase and shooting death of Arbery, was arrested Thursday evening. The 50-year-old was taken into custody and charged with felony murder and criminal...