Jay-Z's "Empire State Of Mind" has been a lot of things in its short life, from Yankee championship anthem to Allstate-commercial 9/11 hymn to LCD Soundsystem show-closing applause-grabber. And in a new video from director Justin Wu, it's also something for a whole mob of big-smiling supermodels to lip-sync. That's really all this is: Supermodels, most of whom don't appear ...