It did go down.
http://fosterfollynews.com/news/2008Oct10PlaneDownInWashingtonCounty.php
And by engine problems, do they mean out of fuel? From Dallas to the site, approx. 4.5 hours, based on 145kts. Sounds like fuel problems. Have to stop somewhere before the Kissimmee, why push any plane that far, and at 6:30 PM?