 While Flag was undercover with the Serpent Society, Captain America, and his protégé, Free Spirit, showed up to aid Jack and defeat the Society.Jack followed Captain America and Free Spirit east, aiding them against ULTIMATUM, AIM, and Madcap.When Captain America believed he was dying, he charged Jack Flag, Free Spirit, Fabian Stankowicz and Zach Moonhunter with maintaining his hotline.