(September 3, 2020, 8:58 AM EDT) -- WILMINGTON, Del. — The CEO of a hydraulic fracturing company on Aug. 17 filed a first-day declaration in federal bankruptcy court in Delaware, saying his company's Chapter 11 bankruptcy, its second in little more than four years, was precipitated by "a historic decline" in oil and natural gas prices that was worsened by the new coronavirus pandemic and "certain actions taken by Russia and Saudi Arabia" (In re: Chaparral Energy Inc., No. 20-11947, D. Del. Bkcy.)....