US Airways and American Airlines are joining forces in an $11 billion deal to create the world's largest airline.
The history of airline deals shows that service problems increase when airlines go through mergers.
|Denny's aimed at 1% opens in New York with $300 Grand Slam|
|A dozen McDonald's outlets closed in Russia|
|Slow Comcast speeds were costing Netflix customers|
|Wall Street bets on prison growth from broder crisis|
|Apple recalls iPhone 5's for battery woes|