Trump is pushing a baseless conspiracy about the Bidens and China. Here's what we know.

There's no evidence of wrongdoing on behalf of either the former vice president or his son, in China or elsewhere.

After weeks of pushing debunked conspiracies about wrongdoing by former Vice President Joe Biden and his son Hunter in Ukraine, President Donald Trump publicly urged China Thursday to investigate unfounded allegations that the younger Biden received a "payoff."

The invitation to the Chinese government, denounced by Democrats and excoriated by two Republican senators, mirrored the private behavior on which the House is partially basing their formal impeachment inquiry — using...