Now that the two crew members are safe, an investigation is underway as to why an F-15 crashed over Libya Tuesday.

FOX News Radio's Rich Johnson reports from the Pentagon:

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The President continues to keep close tabs on Libya while traveling in Latin America. He commented on the F-15 crash during remarks in El Salvador.

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How big of a role will the U.S. take in the Coalition's Military mission in the coming days? Will NATO take a bigger role?

FOX News Radio's Mike Majchrowitz reports from San Salvador:

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Meanwhile,  Libya's embattled leader, Muammar al-Qaddafi took to state TV Tuesday, vowing to fight on.

Tune into your local FOX News Radio Affiliate for more on this developing story.