Johnson asserts control over UK government, finance minister quits

LONDON (Reuters) - British finance minister Sajid Javid resigned on Thursday, a surprise move that underlined Prime Minister Boris Johnson's desire to tighten his grip on government by jettisoning a minister who refused to toe the line.Johnson, who had wanted to minimise any disruption from the cabinet reshuffle, quickly appointed Javid's deputy Rishi Sunak, a loyal supporter of the prime minister who has often been put in front of the cameras to sell government policy.Johnson's team had..