Energy stocks closed mostly lower, in line with the broader markets, leddownward by the equipment, service providers and drillers while pockets ofstrength were experienced in the mid and small cap E&P space.Halliburton fell 2% and ignited the sell pressure among the upstreamsupport companies after the company indicated at the Barclays CEOEnergy/Power Conference in New York that a decline in North Americandrilling would cause lower third quarter regional revenue by 2.5-3percentage points.  The company also reiterated that high guar priceswould weigh on North American margins throughout the rest of this year.Meanwhile, ...