Biden admin presented China with intelligence on Russia's troop buildup in hopes Xi would step in.

Chinese officials rebuffed the U.S. and apparently shared the information with Moscow.

https://www.nytimes.com/2022/0....2/25/us/politics/us-

Biden Officials Repeatedly Urged China to Help Avert War in Ukraine - The New York Times

Biden Officials Repeatedly Urged China to Help Avert War in Ukraine - The New York Times

Americans presented Chinese officials with intelligence on Russia’s troop buildup in hopes that President Xi Jinping would step in, but were repeatedly rebuffed.