Allegiant flight makes emergency landing in Ariz.

Federal aviation officials say a Phoenix-bound Allegiant Airlines flight made an emergency landing in Flagstaff after an indicator light showed a possible fire in one of its two engines.

The flight was flying from Billings, Mont., on Sunday morning when the indicator light showed a possible fire in the plane's No. 2 engine.

Federal Aviation Administration spokesman Ian Gregor says it's not clear …