British Prime Minister Gordon Brown began a government reshuffle Friday which is crucial to his political survival and marks a reassertion of his authority. Crucially, Alan Johnson — the man who many Labor lawmakers expect to succeed Brown if he is forced to step down — has signaled his support for the beleaguered prime minister. He has accepted the promotion from Health secretary to Home secretary, taking the place of Jacqui Smith — one of three Cabinet ministers who rocked Brown by resigning this week
