Follow lives and work of a special forces unit of the U.S. Army Rangers and their families back home.
In this riveting drama series' fourth season, the dangerous missions continue for Sgt. Maj. Jonas Blane (Haysbert), Sgt. Bob Brown (Foley), Sgt. Mack Gerhardt (Martini) and the rest of the men of the covert Special Forces crew. Commanded by Col. Tom Ryan (Patrick), the team known as the Unit carries out hush-hush military operations that keep their devoted wives on tenterhooks back home.