In a new trend for banks, Citigroup (C 0.26%) is finding itself back in court to settle an old score that it had thought was already resolved. Based on a transaction that Citigroup handled, a private equity firm is claiming that Citi lied about another bidder as a means to drive the sale price higher.

Though the bank had already won this fight, a return to court was in the cards. In the video below, Motley Fool contributor Jessica Alling discusses why round 2 was necessary, what's different this time around, and what investors should think about the ordeal.