Trump's use of tariffs could get 'out of control,' former US diplomat says

U.S. President Donald Trump’s latest threats to slap tariffs on Mexico may cause relations between the two neighbors to spiral “out of control,” former U.S. Ambassador to Canada Bruce Heyman said Tuesday.

https://www.cnbc.com/2019/06/04/trumps-use-of-tariffs-could-get-out-of-control-former-us-diplomat.html