US and China reach agreement ahead of climate summit

The United States and China have agreed to cooperate with other countries to curb climate change, just days before US President Joe Biden hosts a virtual summit of world leaders to discuss the issue (Michel Euler/AP)
The United States and China have agreed to cooperate with other countries to curb climate change, just days before US President Joe Biden hosts a virtual summit of world leaders to discuss the issue (Michel Euler/AP)