Southwest to cancel about 100 flights as inspections continue

Via CNN.com:

The Texas-based airline grounded 79 planes for inspection after a hole opened on top of a Boeing 737 mid-flight Friday.

It canceled approximately 600 flights to accommodate the inspections: 300 on Saturday and 300 flights on Sunday.

So far, investigators have found indications of cracks in three other aircraft, the National Transportation Safety Board said Sunday.

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