Visitors Wait to Enter the Lenexpo Center at SPIEF

Visitors Wait to Enter the Lenexpo Center at SPIEF

Chris Ratcliffe/Bloomberg

Visitors wait to enter the Lenexpo center after collecting their badges at the St. Petersburg International Economic Forum (SPIEF) in Saint Petersburg. Thirty-two Russian billionaires are scheduled to visit the forum - two more than last year - and big names from the U.S. are missing after White House officials called on the country’s top corporate leaders to pull out as the Ukraine crisis deepened.