(Bloomberg) -- Berkshire Hathaway Inc.’s Warren Buffett has been in touch with senior officials in President Joe Biden’s administration in recent days as the regional banking crisis unfolds.Most Read from BloombergCredit Suisse Crisis Nears Finale as UBS Discussions Heat UpTrump Calls for Protests Over Expected Arrest on NY ChargesCredit Suisse Investment Bank Said a Key Sticking Point in TalksCFA Revised Exam Cuts Study Time, Stresses Practical SkillsDeutsche Bank Eyes Some Credit Suisse Assets