One of Warren Buffett's Berkshire Hathaway holdings, NetJets (a private aircraft company), is being countersued by the U.S. government for at least $302 million in taxes and penalties, Bloomberg reports. This story is bound to attract some attention, since Warren Buffett has been so outspoken about every American paying their fair share of taxes. And it's a really hot headline to be sure — but there's a little more to the story. Notice, the U.S. government is counter suing. Back in November, Bloomberg also reported that NetJets was suing the U.S. government for excise taxes and penalties levied against the...