As researchers continue to look for a possible cure for HIV-AIDS, we turn to the remarkable story of Timothy Ray Brown, known in the medical world as the "Berlin Patient." He is the first person believed to have been cured of HIV. "I was diagnosed in 1995 with HIV and I was scared to death because at that point people were dying from the disease itself and also form the only available drug at the time, AZT," Brown recalls. A decade later he was diagnosed with leukemia as well.

Newly obtained documents reveal not only how NCI database contributors arrived at their March 17 summary of marijuana's medical uses, but also the furious politicking that went into quickly scrubbing that summary of information regarding the potential tumor-fighting effects of cannabis.