(Bloomberg) -- Oil headed for a second weekly gain after OPEC+ leaders Saudi Arabia and Russia tightened supplies and US crude stockpiles fell.Most Read from BloombergMeta’s Threads App Draws Millions Seeking a Twitter AlternativeUkraine Has Caught Up With Russia’s Tank Numbers, Data SignalStocks Stumble as Traders Turn to Payroll Data: Markets WrapBiden Set to Send Cluster Munitions to Ukraine Despite ConcernZuckerberg’s First Tweet in 11 Years Is Playful Jibe at MuskWest Texas Intermediate was