ExxonMobil Buys Pioneer Natural Resources for Nearly $60 Billion(02)

ExxonMobil Buys Pioneer Natural Resources for Nearly $60 Billion(02)

Image gallery: Exxon Valdez Oil Spill Location

Top 10 Oil & Gas Companies: ExxonMobil Exxon Logo ExxonMobil Buys Pioneer Natural Resources for Nearly $60 Billion