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.

The man on trial for murder in connection with the February 2024 death of Georgia nursing student Laken Riley was allegedly in high spirits, at times giggling, when he was taken in for questioning by investigators, prosecutors alleged in court on Monday.