The Metropolitan Police Department (MPD) announced a third arrest in connection with a quadruple shooting on July 18, 2024, on the 2200 block of Alabama Avenue, SE, which resulted in the deaths of Lamont Street, 29, and Jermaine Proctor, 50. Two other victims, including one surviving victim, were treated for non-life-threatening injuries. Dionzai Parker, 21, was arrested and charged with first-degree murder while armed. This follows the earlier arrests of Andre Greene, 25, and Jordan McClaine, 17, both charged with the same offense.