By Keith Laing - 04/17/12 02:13 PM EDT
Your morning transportation speed-read:
The NASA Space Shuttle Discovery is flying over Washington Tuesday on its way to a museum at Dulles International Airport.
A mistake by an Air Canada pilot on a trans-Atlantic flight from Toronto caused injuries.
A Virgin Atlantic Airways flight en route to Florida made an emergency landing in London.
Commuter railways are increasing their use of quiet cars.