The collapse of Silicon Valley Bank has sent shockwaves through the financial world, with Senate Republicans denying the bank deregulation bill they passed in 2018 had anything to do with it. The Federal Reserve’s interest-rate hikes have been blamed for the bank run, and the Senate Banking Committee has written a bill that could shape the federal response. Experts suggest the whole debacle could have been avoided if the regulators had stepped in, but the exact cause of the bank’s collapse remains unclear.