Here’s a look at how exposed U.S. banks are to financial turmoil linked to Russia

A Citi logo sits on display outside a Citibank bank branch operated by Citigroup Inc. in Moscow, Russia.
Andrey Rudakov | Bloomberg | Getty Images

Major U.S. banks led the market sell-off Tuesday amid escalated geopolitical tensions, leaving investors wondering how exposed they are to Russia, a country targeted by Western nations' sanctions for its invasion of Ukraine.