I had this arrogant attitude initially here in New Hampshire that , hey , you should just be able to take these details and go out and find the bodies , '' said Jeffery A. Strelzin , chief of homicide for the New Hampshire attorney general 's office , who traveled to the region in 2003 to investigate a report by a couple who saw a van matching Mr. Gehring 's in Maumee , Ohio , on July 5 . ''