Marvel’s Agents of SHIELD 4×10 Sneak Peek #2 “The Patriot” Season 4 Episode 10 Sneak Peek #2

Marvel’s Agents of SHIELD 4×10 “The Patriot” Season 4 Episode 10 Sneak Peek #2 – Separated from their team, Coulson and Mack discover a shocking secret about Mace, leaving all of S.H.I.E.L.D. in a precarious position, on “Marvel’s Agents of S.H.I.E.L.D.,” Tuesday, January 17th on ABC.