A former roommate of the man charged with murder in the death of Laken Riley — the Georgia nursing student whose killing set off a political firestorm over immigration — testified Monday that he is the man seen in a video throwing away a jacket that prosecutors say had Riley’s blood on it.

Friday morning, Jose Antonio Ibarra’s trial for the murder of Laken Riley in Athens is set to begin with opening statements, but the court setup will be different than most trials.