Key takeaways: US regional bank stress hit markets as auto sector bankruptcies exposed risky loans, sending financial stock prices sinking. Bitcoin fell below the 200-day SMA, dropping to $104,500 amid $1.2 billion crypto liquidations. Analysts viewed $88,000 as the next significant support level for BTC, unless $104,000 holds. Bitcoin (BTC) dropped to $104,000 in a…