FBI probes cyber attack on Citigroup - WSJ

REUTERS - The U.S. Federal Bureau of Investigation is investigating a hacking that targeted Citigroup Inc and resulted in the theft of tens of million of dollars, the Wall Street Journal said, citing U.S. government officials.

The cyber attack by hackers believed to be linked to a Russian cyber gang was aimed at Citi's Citibank subsidiary, the paper said, adding it was unclear whether the hackers gained access to the bank's systems directly or through third parties.