an honor student. he seemed to be a good kid, as you would say, raised by good family. what do we know really about him? >> we know that he had a very serious problem with his anger, with the rage that was within him once he lost control of himself. >> van der sloot's former attorney disputes that assertion saying joran didn't have a documented anger problem, insisting that van der sloot had a really good reputation. natalee spent the night partying with her friends here at this once popular night spot, carlos 'n charlie's. she was last seen around 1:00 in the morning getting into a car with joran van der sloot and two of his friends. she never returned to her hotel. coming up, an agonizing mystery in the caribbean and a mother's desperate pleas for help. >> natalee, you can reach me on