 However, by this point The Greek has been tipped off by Agent Koutris that Frank has turned informant, making it unlikely that Frank will survive the meeting.Stringer tells Omar that Brother Mouzone was responsible for torturing and killing Brandon, offering to give him up if Omar will cease his pursuit of the Barksdale Organization.With the aid of his crew, Omar knocks out Mouzone's partner Lamar and shoots Mouzone himself as he answers the door of his hotel room.