A bad couple of weeks for the Alabama lender got worse Wednesday, when Bank of America accused Colonial of failing to pass on more than $1 billion in cash and assets to a commercial paper vehicle for which Colonial is the custodian. Acting for noteholders of the commercial paper business, BofA is demanding Colonial cough up the $1 billion.

Usually private plaintiffs have reason to celebrate DOJ results in parallel antitrust litigation. But what happens when the government decides not to pursue some of the claims made by those private plaintiffs?

Amazon is free to take a bite out of Apple's trademark for "app store" after the Silicon Valley company decided fighting over the phrase perhaps wasn't worth the squeeze.