Prosecutors argued this week that Mark Redwine killed his 13-year-old son, Dylan, over the photographs.
Phipps was paroled after spending nearly half his life behind bars for a crime he claims he did not commit.
"I'd do it again any time," the right-wing St. Louis lawyer said of brandishing his firearm at demonstrators.
Six people were taken to the hospital for urgent medical care.
The shootings appear to be at the “intersection of gender-based violence, misogyny and xenophobia,” said Georgia state Rep. Bee Nguyen.
The 15th and final member of the pool was chosen Tuesday, wrapping up a process that took more than two weeks.
The Cherokee County Sheriff's Office later announced that Capt. Jay Baker would no longer be the spokesperson on the deadly Atlanta-area shootings.
Ahmad Al Aliwi Alissa bought the weapon on March 16, just six days before the attack at a King Soopers store in Boulder.
Carol Brown, 67, was in a video conference when someone on the call reported seeing the attack on her and her brother, Kenneth Preston, 69, authorities said.
Minneapolis Lt. Richard Zimmerman said pulling George Floyd to the ground and kneeling on his neck was "uncalled for."