AVIATION WEEK , part of The McGraw-Hill Companies , is the largest multimedia information and services provider to the global aviation , aerospace and defense industries , and includes http : / / AviationWeek.com , Aviation Week & Space Technology , Defense Technology International , Business & Commercial Aviation , Overhaul & Maintenance , ShowNews , Aviation Daily , Aerospace Daily & Defense Report , The Weekly of Business Aviation , World Aerospace Database , Aviation Week Intelligence Network , and MRO Prospector .