Article Photos: Why must we buy? Black Friday's powerful pull 4/8

  In this Nov. 21, 2012, photo, Black Friday shoppers Ryan Seech, right, Dylan Loeb, center, and Dalas Loeb, left, stake out their front of the line position at a Best Buy in West Mifflin, Pa. The Childhood friends have camped out at Best Buy for four years straight. This year, they arrived a full week early, with a tent, sleeping bags, deodorizing mist sprayer, propane heater and battery power for their gadgets. (AP Photo/Gene J. Puskar)