(Bloomberg) -- Just when it seemed the US regional banking strains were starting to ease, First Republic Bank has leaped back into headlines, reigniting concerns of rising pain in the lending system. Most Read from BloombergFDIC Asks Banks for Final First Republic Bids Due SundayTwitter Co-Founder Dorsey Rues Musk Deal: ‘It All Went South’Harley-Davidson Says Repo Shortage Is Fueling Credit LossesA Century-Old Dynasty Overhauls Its Billions in Rare M&A BetUkraine Latest: Medvedev Floats Ending D