As a middle-seat passenger on a recent flight from Los Angeles to New York, I thought I had hit the jackpot: The aisle seat next to me appeared to be empty. But then, as the last passengers trickled ...

Add Yahoo as a preferred source to see more of our stories on Google. As a middle-seat passenger on a recent flight from Los Angeles to New York, I thought I had hit the jackpot: The aisle seat next ...