Top Boeing shareholder Vanguard voted against chair Kellner

BOSTON (Reuters) - Top Boeing Co shareholder Vanguard Group voted against the company's chairman Lawrence Kellner, citing "control failures" under its audit committee after two 737 MAX plane crashes, according to a stewardship report issued on Wednesday that will further pressure the planemaker.Boeing on Monday disclosed a relatively high number of critical votes were cast against Kellner and other directors at its annual meeting, and said a majority of votes were cast in favor of a..