MSRB MSRB rules MSRB's Kim on his new role as CEO By Sarah Wynn CloseText About null twitter ForTheWynn_ Facebook Twitter LinkedIn Email Municipal Securities Rulemaking Board CEO Mark Kim talks about his priorities after recently being named CEO in October, changes to its reduced board size and transparency of the board. Sarah Wynn hosts. (34 minutes) Sarah Wynn Reporter Sarah Wynn covers securities and infrastructure for the Washington bureau. twitter