because at that time i had never been in the state of birmingham. >> this is the rifle james earl ray would buy. a powerful .30-06 remington bushmaster hunting rifle with a magnifying scope. a gun found just five days later left at the murder scene in memphis. ray bought that rifle using another alias. harvey lowmeyer. ray also bought a box of high-velocity soft-nosed bullets. the total cost for the gun and ammunition came to just under $250. ray paid in cash. once again, he used $20 bills. back in atlanta, reeling from the failed protest march, king was in a bleak mood. >> it was the only three or four days or week that he never smiled, he never laughed, he didn't say anything. >> this is the rifle that james earl ray would buy, a rival with a magnifying scope. a gun that would be found just five days later left at the murder scene in memphis. >> ray bought that rifle using another alias and he also bought a box of high velocity soviet union-nosed bullets. ray paid in cash. once again he used $20 bills. back in atlanta, reeling from the failed protest march, king was in a bleak mood. >> it was only three or four days a week that he never smiled, he never laughed. he didn't say anything, and when he said something, it was in real anger and bitterness. >> on sunday, march 31st, reverend king would deliver his