correspondent banking business in the nations of the former Soviet Union in the wake of a yearlong federal investigation into possible money laundering by Russians through the bank.

The $63 billion-asset company aggressively courted contacts in Russia and elsewhere in Eastern Europe following the collapse of the Soviet Union in the early 1990s. It now plans to slash its correspondent relationships in the region, most of them in Russia, from 300 to "under 100" over the next few months, sources familiar with the bank said.

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