Taiwan conducts air raid training prior to possible visit to Pelosi

The capital of Taiwan conducted extensive air raid training, and China warned the United States of a potential trip to the island by Speaker of the House Nancy Pelosi. Mr Persoy has not made a final decision on whether to visit the autonomous island, but China’s Foreign Ministry has vowed to take “strong steps” as the trip progresses. Council on Foreign Relations researcher David Sachs joined Lana Zak on CBS News to discuss.