The drug supply is constantly evolving, and some experts suggest that a “fourth wave” of the opioid epidemic is underway, in which illicit fentanyl is more frequently mixed with other drugs.

Canada's premiers are staging a charm offensive in Washington, D.C., as they connect with business groups and Republican ...

For the first time, all 13 Canadian premiers are in the U.S. capital at the same time to warn lawmakers that Trump’s levies will be bad for the economies of both nations.

Most countries — indeed many Americans — perceive Trump's tariff declarations as an illegitimate tool of coercive statecraft ...