What could be more embarrassing than being arrested on the rooftops of the American University of Cairo with Molotov cocktails in hand? I could only think of two things worse. Being shot dead is one of them, says Anthony Ventre for Yahoo! News. The second most embarrassing thing is to have your picture transmitted worldwide in a group shot, telltale bottles presumably filled with flammable liquid, held in your hands.  However, I’m seriously glad Derrik Sweeney, Luke Gates, and Gregory Porter have all safely returned home. Porter, a Drexel student, walked through customs at Philadelphia International Airport with a broad smile and his lawyer. Besides helping to secure the student’s release, Porter attorney Ted Simon is attempting to rebuild the tarnished image of his client, evident in comments he made Saturday before Porter’s return…