The problem for US diplomacy: More than 30 nations without US ambassadors

Tomicah Tillemann was a guest on PRI's "The World": “This is rather unprecedented, and I think it’s also rather unfortunate,” says Tomicah Tillemann, senior fellow at the New America Foundation. Tillemann used to work for the State Department and is also a former staffer with the Senate Foreign Relations Committee, where he used to help vet ambassadorial candidates.