US oil price turns negative for first time in history
Xinhua
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File photo taken on March 12, 2019 shows an operating oil pump in Luling of Texas, the United States. (Photos: Xinhua)
A trader shoots the closing numbers on screens by cellphone at the New York Stock Exchange (NYSE) in New York, the United States, March 9, 2020.
File photo taken on March 12, 2019 shows operating oil pumps in Luling of Texas, the United States.