Billionaire Oleg Deripaska's Basic Element, Germany's Fraport and Flughafen Wien are among the companies bidding for a 40.2 billion ruble ($1.28 billion) contract to upgrade St. Petersburg's Pulkovo Airport. Fraport, the operator of Frankfurt Airport, is bidding with VTB Europe, the London-based investment unit of VTB Group, to overhaul and operate for 30 years Russia's largest airport outside Moscow, the municipal government said Thursday in announcing the three bidding groups. Join discussion...