By Saqib Iqbal Ahmed NEW YORK (Reuters) -The U.S. dollar strengthened across the board on Tuesday as Treasury yields climbed and worries over a further acceleration in global inflation depressed investors’ risk appetite. The dollar was supported by demand for safe havens. U.S. stocks fell on Tuesday as soaring oil prices and hawkish comments from a U.S. Federal Reserve official spooked investors. U.S. Treasury yields climbed on Tuesday, a day after Fed Governor Christopher Waller said the Fed should be prepared to raise interest rates by a half percentage point at every meeting from now on unt…