[HIGHLIGHTS] Who is Laura Richardson, the powerful US military chief who arrives in Argentina and has China's advance in the country in her sights?

Laura Richardson, head of the US Southern Command, is in Argentina. She is concerned about the Chinese military base in Neuquén.

Richardson is a four-star general, the highest peacetime rank in the U.S. military. She was a military assistant to Vice President Al Gore in the White House and was in charge of carrying the briefcase with the nuclear launch codes. Her greatest fear was an attack with chemical weapons and no longer seeing her daughter Lauren, who is now over 30.