Mass shooting at Catholic school in U.S., cell phone searches on the rise at U.S. borders, new twist in Trump’s Greenland dreams, the risks of caffeine pouches, and more

More Canadians are getting caught up in U.S. President Donald Trump’s border security crackdown. New data shows American agents are searching more mobile phones than ever before, even though trips south of the 49th parallel continue to plummet.And: Denmark has summoned the head of the U.S. Embassy over claims three Americans linked to Trump are running an influence campaign in Greenland. The trio is suspected of promoting the territory’s split from Denmark to the U.S.Also: The rising popularity of caffeine pouches. Teens like them for their energy rush, but medical experts warn the products may pack a bigger punch than users bargained for.Plus: Deadly Catholic school shooting in Minnesota, the struggle to control a legionnaires’ outbreak in Ontario, A Cree community’s push to become a new First Nation, and more.