Dollar dives, helping boost oil; Dow, S&P gain

By Lewis Krauskopf NEW YORK (Reuters) - The U.S. dollar tumbled on Wednesday after comments from a Federal Reserve official and a soft services sector report suggested a slowing pace of rate hikes, sparking a rally in oil prices that also boosted U.S. equities. U.S. crude settled up 8 percent as the weakness in the dollar helped oil and other commodities priced in the currency. The Dow Jones industrials closed up 1.1 percent, helped by oil stocks, in a volatile day which saw the key index sway i