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From computer glitches to weather, everyone hates having to wait for a flight. Here are some scenes you may want to skip if you’ve got travel plans this weekend.
Flight status: Delayed
Don Ryan, Associated Press
Travelers line up at the Northwest check in area at Portland International Airport in Portland, Ore., Thursday, Nov. 19, 2009. For the second time in a little more than a year, a glitch involving one of the two centers that handle flight plans for the Federal Aviation Administration caused widespread delays and cancellations. 
