(Bloomberg) — The Federal Reserve is trying to call time on a fire sale of Treasuries by foreign governments and central banks.Foreign official holders of Treasuries dumped more than $100 billion in the three weeks to March 25, on course for the biggest monthly drop on record, according to weekly Fed custody data that captures much of the pandemic-fueled turmoil. They joined others seeking to unload government debt globally to raise cash amid the volatility, according to traders and market makers familiar with the transactions. Countries reliant on oil exports and smaller Asian economies have been selling U.S. debt, and […]