AT&T has announced it’s just lit up two more markets with their 4G LTE. Folks in Wilmington, Delaware and Philadelphia, Pennsylvania will get the super fast speeds being delivered to many currently-available 4G LTE devices. Offerings like the Motorola ATRIX HD and the Samsung Galaxy S3 await those who were holding out for LTE coverage, and more are sure to be on the horizon this holiday season. You should see their LTE logo light up in the right corner of your screen so be sure to check at your earliest convenience.