Are China, Canada, and Mexico really to blame for fentanyl? / US intelligence report says India among top suppliers of illegal fentanyl / Fentanyl exposure among U.S. children spiked over the past decade: Study / U.S. bill aims to stem flow of fentanyl that Trump blames on Canada, Mexico / Trump likes 'theatrics', so Canada injects fentanyl crackdown with drama, boldness / Public safety minister heads to Washington to discuss efforts to fight fentanyl / What role do Mexico, Canada and China play in the flow of fentanyl into the United States? / Trump's choice for chief trade negotiator says tariff threat is about fentanyl / How does fentanyl get into the US? / Poilievre would impose life sentences for trafficking over 40 mg of fentanyl