Canada, which sends nearly all its crude oil to the US, has little leverage as the US buys most of Ottawa’s products.

The first round of Chinese sanctions to hit US oil were received with a whimper, and traders are speculating that the move is unlikely to rattle American exports of crude.

Crude oil futures finished mixed Tuesday, rebounding from sharp early losses after President Trump signed a memorandum restoring his "maximum pressure" policy against Iran that he practiced in his first term,