Silicon Valley Bank collapse: US Treasury monitoring a 'few banks very carefully'

U.S. regulators shut down Silicon Valley Bank (SVB) on Friday and took control of its deposits after the high-tech lender’s share price nosedived. Just hours before the sudden collapse of the Silicon Valley Bank, the biggest bank failure in the US since the 2007-2008 Global Financial Crisis, US Treasury Secretary Janet Yellen said that the Treasury Department is keeping a close look at a few banks.