News bites: The crowded skies

Boeing is predicting the number of airplanes that will be flown in the world will double by 2033.

Air traffic controllers are striking in France, grounding about half of the country's flights. 

An Amtrak train hit a tractor in Indiana, injuring at least two people.

The rail company sold 1.5 million bottles of water in 2012, according a Washington Post report.