When the most patriotic hero of all reveals his Hydra colors, where will the U.S.Avengers stand? Find out as Secret Empire reigns! Steve Rogers shoots to kill - and A.I.M. is his target! Will Roberto da Costa's dreams come crashing down? Can his U.S.Avengers stay in one piece? Are we actually going to kill Cannonball? Tune in - and find out whether the red-white-and-blue will come through! Collecting: U.S.Avengers 6-10