President Joe Biden on Saturday is hosting a fourth Quad Leaders Summit with Japanese, Australian and Indian leaders to discuss maritime security and announce a "cancer moonshot" initiative.

President Joe Biden told Indo-Pacific allies on Saturday that he believes China’s increasing military assertiveness is an effort to test the region at a turbulent moment for Beijing. Biden's comments were caught by a hot mic after he and fellow leaders of the so-called Quad delivered opening remarks before the press at a summit he’s hosting near his hometown of Wilmington,

The president warned leaders of Japan, India and Australia that Beijing "continues to act aggressively" during his hometown summit.

US President Joe Biden met with the leaders of Japan, India and Australia to discuss the challenges a rising China poses to their countries, ahead of a farewell summit in

US President Joe Biden was caught on a hot mic Saturday telling the leaders of Australia, India and Japan that an aggressive China is "testing us," in remarks that risked undercutting a summit declaration that carefully avoided mentioning Beijing by name.

President Joe Biden is spending the final months of his term tightening the screws on China, capping an approach that has seen him carry out a difficult juggling act in office to counter the world’s second-largest economy.