LONDON (AP) — The BBC's chairman acknowledged Monday that it was too slow in responding over a misleading edit of a speech by U. S. President Donald Trump but rejected claims that the broadcaster's impartiality was being undermined from within its own board. Senior BBC leaders were quizzed by Parliament’s Culture, Media and Sport Committee amid a major crisis at the publicly funded corporation after its director general and head of news both quit earlier this month and Trump threatened to...