2) By tracing the virus's journey from chimps to humans, we can learn how to recognize dangerous viruses earlier and prevent another HIV-type epidemic.
If we trace the virus from chimps to humans we can learn a thing or two about diagnosing HIV.
HIV cannot be traced from chimps to humans.
A couple is watching tv in a windowless room.
It was located on the top of the prisoner's wardrobe.
A brown dog lays under a tree.
Three men at a diner.
The people are preists.
Bob was wearing his peach colored tshirt while talking to a long braided hair lady.