scaramella said he wasn't hungry. litvinenko and scaramella parted ways after lunch. at 3:48 p.m., litvinenko was caught on another security camera talking on his cell phone. litvinenko then walked about a mile to the millennium hotel, which is literally right across the street from the u.s. embassy. it's that modern looking building over there. this is one of the most secure neighborhoods in all of london. one of the hotel's security cameras recorded litvinenko arriving in the lobby at 3:59 p.m. he was there to meet andrei lugovoi, another former fsb agent, seen here wearing a black leather jacket. lugovoi had his own security consulting firm. he and litvinenko had been talking about doing some business together in london. the two had met several times over the past year. this time lugovoi brought along a buddy, a man named dmitri kovtun. he's the one in the black turtleneck. it was a quick meeting. litvinenko drank just half a cup of tea then left. around 5:00 p.m. he caught a ride home. that night, he fell ill. and three weeks later, he was dead. so who slipped lit