Trump aides pound on China. Health experts say: Please stop.

They call it the "Wuhan virus."

As a lethal pandemic races across the world, overwhelming health systems and upending entire societies, President Donald Trump's top aides and allies see an opening to weaken a vulnerable adversary.

The Trump team's escalating drumbeat against China is worrying some public health experts, who say the attempts to blame Beijing for the coronavirus outbreak could harm efforts to combat the spreading contagion, while winning praise from others.