CERAWEEK-Bucking downturn, Pioneer sees adding rigs soon
April 21, 2015 at 17:26 PM EDT
HOUSTON, April 21 (Reuters) - Pioneer Natural Resources Co , a top oil producer in the Permian Basin of West Texas, will start adding drilling rigs in June so long as market conditions are favorable, the company's CEO said on Tuesday in a bold show of industry optimism.