Air travel: how has it changed since 9/11?

Posted: 2:26 PM EDT Aug 04, 2011   Updated: 3:59 PM EST Feb 07, 2013

Flying now is a lot different than it was before September 11. Not only did the government and airlines introduce a rash of new policies right after the attacks, but subsequent attack attempts and economic downturns altered flying too. Find out more about these changes, tips for getting through security, and what is allowed on an airplane.

 
 
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America's 10 favorite dog breeds

Labrador retriever puppies

American Kennel Club via CNN

With Friday marking National Dog Day, check out which 10 dog breeds are the most popular in the U.S., based off American Kennel Club registration numbers for 2015.

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