Why is the US wooing Vietnam?

The US wants to deepen its relations with Vietnam. The once-warring countries already share strong trading ties. However, closer political and military cooperation presents Hanoi with a difficult balancing act. So, why is Washington wooing Vietnam? Join host Dareen Abughaida. Guests:  Chong Ja Ian - Associate professor of political science at the National University of Singapore. Natasha Lindstaedt - Deputy dean of education in the department of government at University of Essex. Donald Kirk - Veteran correspondent and author.