Xbox 360 has rocky start at retail - News at GameSpot: "

… When he returned, the security guard’s attempts to get the 100-plus-person crowd to form a line were rebuffed until the arrival of police and a California National Guardsman around 8 a.m. A trio of veteran GameSpotters witnessed the Guardsman quickly take control of the situation and move to the head of the line–where he promptly turned around and asked for a 360 voucher himself. The Guardsman then promptly fled the scene, voucher in hand, leaving police, Target employees, and a visibly agitated crowd to fend for themselves…"