FILE - Pioneer Natural Resources Midland headquarters office is shown on Jan. 13, 2021, in Midland, Texas. Exxon Mobil’s $60 billion deal to buy Pioneer Natural Resources has received clearance from the Federal Trade Commission, but the former CEO of Pioneer was barred from joining the new company’s board of directors. The FTC said Thursday, May 2, 2024 that Scott Sheffield colluded with OPEC and OPEC+ to potentially raise crude oil prices. (Jacob Ford/Odessa American via AP, File)