UK's glum Conservatives try to shift the mood with a promise of tax cuts as polling day nearsConservatives try to shift the mood ahead of UK general election - The Associated Press

British Prime Minister Rishi Sunak has urged voters to throw him a lifeline in the U.K.'s July 4 election, promising to cut taxes and reduce immigration if his Conservative Party is reelected. The party's election manifesto includes a pledge to slash a key ta…