season three, with Acevada and the Armenian mob seemingly closing in on them, Lemansky burns the money train cash to ensure their freedom. This causes deep resentment between Lemansky and the rest of the team, particularly Shane. Lem offers to transfer off the Strike Team, but with news that the team will be disbanded if that happens, Vic makes attempts to reconcile with Lem. Shane, however, proves intransigent, and is unable to make peace, leading to the disbandment of the Strike Team. Season four begins with Vic working solely with Gardocki, both now relegated largely to desk work since the team's disbandment. Shane has moved on to vice, whereas Lem now handles juvenile crime. Their friendships with both Vic and each other have become estranged. Shane becomes deeply involved with a drug lord named Antwon Mitchell, becoming too deep when Mitchell attempts to frame Shane for murder. Shane pleads to Vic for help and Vic comes to the aid of his former best friend, joined by Ronnie, and eventually by Lemansky too. After taking down Mitchell, the camaraderie shown during the ordeal sees their strong friendship rekindle and the Strike Team is reformed. Internal affairs investigation and Lemansky's death In season five, Lieutenant Jon Kavanaugh of internal affairs attempts to send Vic to prison for Terry's murder. Vic and Shane, however, calmly stick to their original story and Kavanaugh's crusade ultimately changes into a personal vendetta which destroys his career. Nonetheless, throughout the course of these events Curtis Lemansky is arrested by Kavanagh on charges relating to some stolen heroin found in Lemansky's car, which Lemansky failed to report as evidence. A sinister plot between Kavanagh and Acevada has Shane wrongly fearing that Lemansky will betray the team to cut a better deal. Shane kills Lemansky to protect his own freedom. This sets in motion the downfall of the Strike Team and its members. Around the same time, Vic learns he is being forced into early retirement after he reaches his 15 year milestone, a short time away. Downfall Seasons six and seven portrays the downfall of Mackey and the Strike Team. Vic learns of Shane's murder of Lemansky, and cannot forgive him for it. He subsequently becomes a lot closer to Gardocki, now his sole friend. With no chance of repairing their friendship, Vic,Ronnie and Shane each orchestrate assassination attempts against one another. The attempts fail, though Shane's assassination