( July 23, 2026, 1:17 PM EDT) -- WASHINGTON, D.C. — The U.S. Supreme Court on July 22 granted an oil-well interest class an extra month to respond to a petition by Sunoco Inc. and Sunoco Partners Marketing & Terminals L.P. (together, Sunoco) that asks the high court to decide whether a court is permitted under Federal Rule of Civil Procedure 23 or Article III of the U.S. Constitution to certify a class and award damages in a case where ascertainability has never been satisfied....