evidence: READ MORE: Everything We Know About ‘Unidentified Objects’ Shot Down [...] On Feb. 11, a U.S. F-22 shot down a "cylindrical" object over northern Canada. The U.S. and Canada worked together to take the object down. Canadian Prime Minister Justin Trudeau said that the country would analyze the wreckage. [...] But while shooting these objects down is one of the only ways to learn about them right now, experts say the U.S. should consider a sustainable policy to address them once we know more about the threat they pose.