12 Rounds 3: Lockdown 2015

Overview

Topic: Film "12 Rounds 3: Lockdown" (2015).
Goal: Factual, original 150-190 word overview.
Constraints:
Use ONLY verifiable facts from provided SYNOPSIS and SOURCES.
No invented/guessed titles, names, dates, counts, awards, ratings, numbers, or plot points.
Omit details not in the material.
Style: Original, neutral, encyclopedic prose, plain text only (no markdown, no asterisks, no headings, no bullet points).
First sentence must not contain spoilers.
Word count: 150-190 words.
Title: 12 Rounds 3: Lockdown
Year: 2015
Release Date: 09/11/2015 (US)
Genres: Action, Thriller, Crime
Runtime: 1h 30m
Rating: R
Director: Stephen Reynolds
Cast: Jonathan Good, Roger R. Cross, Daniel Cudmore, Lochlyn Munro, Ty Olsson
Plot: Detective Shaw returns to active duty after his partner's death. He finds evidence linking fellow officers to a murder. They frame him for a homicide he didn't commit. He is trapped in his own precinct. He tries to expose dirty cops and clear his name. He has twelve rounds in the clip and one shot at redemption.
Drafting Sentence 1 (No spoilers): 12 Rounds 3: Lockdown is a 2015 action