Peter Navarro Talks US's Economic Emergency

White House trade adviser Peter Navarro says the Trump administration will challenge a US court ruling that blocks some tariffs on imports from dozens of countries. “There’s no question that there’s an economic emergency," Navarro said on "Bloomberg Surveillance." He also talks about trying to stop fentanyl from China and getting Trump's tax bill passed by Congress. Navarro spoke with Bloomberg's Jonathan Ferro and Lisa Abramowicz.

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