U.S. drillers add rigs for a fifth week in a row - Baker Hughes
August 21, 2015 at 13:08 PM EDT
NEW YORK, Aug 21 (Reuters) - U.S. energy firms added two oil rigs this week, the fifth week of increases in a row, after U.S. crude prices have fallen about a third from recent highs, data showed on Friday, a sign drillers remain undeterred by low prices.
