US vows to protect Japan by any means, including nuclear weapons

During a visit to Tokyo, US Defense Secretary Lloyd Austin reaffirmed the US 'commitment to defend Japan' with the full range of capabilities – including nuclear. Washington plans to boost its military presence in the island nation, including setting up a militarized HQ in Tokyo. We hear from foreign affairs and security analyst Collins Chong Yew Keat, who interprets this move by the Pentagon as a message to Beijing, Pyongyang, and Moscow.