'U.S military to take on China if...': Biden warns Xi Jinping over Taiwan

President Joe Biden vowed Monday that US forces would defend Taiwan militarily if China attempted to take control of the self-ruled island by force, warning Beijing was already "flirting with danger". The remarks, made in Tokyo where he is meeting with Japan's prime minister ahead of a regional summit Tuesday, were Biden's strongest to date on the issue and come amid rising tensions over China's growing economic and military power. Watch the video for more.