American joins long list of airline bankruptcies

American Airlines on Tuesday joined a long list of airlines that have filed for bankruptcy protection. American was the only U.S. legacy airline that hadn't yet filed. Several airlines have filed multiple times; Delta and Northwest filed on the same day six years ago. There have been 189 total since 1990. Here's a look at some of the airlines which filed for bankruptcy protection or went out of business over the past two decades:

See the list of airlines at the Sacramento Bee