In “Muzzle: City of Wolves\,” Jake Rosser (Eckhart)\, haunted by PTSD from his days as a K-9 officer\, endeavors to lead a peaceful life with his family and retired K-9 companion\, Socks. But the tranquility quickly dissolves when a ruthless gang targets them in a brutal attack. Determined to protect his loved ones\, Jake and his new K-9 partner Argos delve into a violent underbelly...