Going undercover and reporting from North Korea was one of the craziest trips of her life, Lisa says.
"They literally live in a bubble," she says. "Imagine, the only books that you have to read, the only television you have to watch, the only music is all about your country and about the 'Dear Leader' and the 'Great Leader.' That's it. You are so isolated. Something as innocuous as a fashion magazine provoked our escorts to get all freaked out because they don't want women to see how other women in the rest of the world live. It is that secretive."