In "Threat Vector", Clark has been exonerated by the outgoing Kealty administration. After an assassination job on a cell of former Libyan intelligence officers in Istanbul, he briefly retires from The Campus due to old age. However, he later comes out of retirement when Chinese special operations forces attack the headquarters of The Campus. He travels to China with fellow Campus operatives and works with the local rebels and FSB to assassinate People's Liberation Army Chairman Su Ke Qiang, who has been waging war against the United States by trying to annex Hong Kong, Macau, Taiwan, and territories in the South China Sea by military force as well as sanctioning cyberattacks on the U.S.