Therese Tran / Staff Photographer Doug Cogan - or "Doug from Upland," as he is known - covered his new car with anti-Kerry and pro-Bush magnetic Bumber stickers, which he can remove to avoid vandalism. UPLAND - Doug Cogan's new car isn't an expensive import, and it doesn't have flashy rims, but he's noticed it turning quite a few heads. Must be sticker shock. The Upland man has 14 bumper stickers clinging to all sides of his black 2004 PT Cruiser -- many of them taking blunt jabs at Democratic presidential candidate John Kerry. "I admit it's a little obsessive...