On Monday, Oct. 8, 2007 I spotted a BNSF Business car train, Northbound thru Auburn, WA towards Seattle, WA. Consist was 2 new Pumpkins ,Possibly # 7770 on point, plus 5 biz cars & Stampede Pass power car on the rear.Time of day appx 12:30 PM. Any clues as to origin - destination - purpose???