How Vice Admiral Lisa M Franchetti became the U.S. Navy's only female fleet commander Navy Vice Admiral Lisa M Franchetti is the commander of the U.S. 6th Fleet. She's the only female fleet commander in the U.S. Navy and not long ago, she would've been forbidden from even serving on this ship. Charlie D'Agata traveled to the USS Mount Whitney in the Mediterranean Sea to meet Franchetti and find out how she got into the role.