>> a bullet like that, it will usually not travel through a human body, if it does not travel through, you usually do not get blood running anywhere. it's not like the typical tv shows, where you see blood flying everywhere. >> there were no eyewitnesses. unless maybe there were barn yard animals and of course they were not talking. >> joanne waited for two days before she filed a missing person's report. police found melvin's pickup truck about 60 miles away in reisterstown, maryland. it was in a grocery store parking lot. melvin's checkbook and .22 caliber rifle were still inside the truck. so the motive wasn't robbery. >> the truck was left windows partially down, keys in the ignition. i believe some of melvin's belongings were still located in the truck. other than that, truck was in