Part 4, Chapter 1 Highway Summary

Three years later, author Richard Preston travels to Africa on his own to see where Marburg and many other viruses may have originated. He and his companions travel the Kinshasa Highway, which practically cuts Africa in half. When much of it was paved in the 1970's AIDS began appearing in the cities along the road. When it became easier for people to travel, it also became easier for viruses to travel. They are heading to Mt. Elgon and Kitum Cave.

Part 4, Chapter 1 Highway Analysis

With this new section of the book, the author signals the denouement of the story. AIDS makes up a theme the book, and this chapter focuses on the HIV virus. Like Marburg or Ebola, it has survived for thousands of years in some unknown host in the jungle. There is some living creature that carries...