Times change—and, with time, the Kochs do, too. Chase Koch, 42, now sits on the board of Koch Industries and is president of Koch Disruptive Technologies, the conglomerate’s venture-capital arm. He’s at the sharp edge of efforts to prepare for a knowledge-based future where cheap computers, data and artificial intelligence might threaten the firm’s dominance. Bloomberg's Tom Maloney has more on "Bloomberg Markets: The Close." (Source: Bloomberg)