The team searches for a rogue member of an extremist group planning to attack the memorial service of a famous musician who was outspoken about police brutality; tension mounts when Leroy is released from prison early.
When Rollins strikes a deal with the managers of a gambling club in order to protect her job, she ends up drawing the suspicion of Benson and Tutuola.
In the Season Three premiere the truth has emerged about Nancy's business as well as Doug and Celia's affair leaving their respective families reeling.
After being a suspect himself, a key witness becomes uncooperative with prosecutors when his wedding is ruined by his arrest.
Policewoman Maya Anderson and a key witness tell conflicting stories about another officer's shooting death.