The Underground Railroad in Chapter 11 of Give Me Liberty.  How does the article depict the usage of the Underground Railroad?

Read the following article: http://www.newyorker.com/magazine/2016/08/22/the-perilous-lure-of-the-underground-railroad

Be sure to read the section titled The Underground Railroad in Chapter 11 of Give Me Liberty.  How does the article depict the usage of the Underground Railroad? Does the article change your view about the importance of the Underground Railroad or its significance?

Be sure to ask questions for further discussion in your main post.