FinanceOccidental, Ecopetrol renew joint venture in prolific US basinDeal shows two sides still working together after CrownRock asset deal collapsedEcopetrol chief executive Ricardo Roa poses for a portrait during CERAWeek by S&P Global in Houston, Texas, US on 19 March 2024.Photo: REUTERS/SCANPIXRobert StewartNorth America Energy CorrespondentBaton Rouge