Canada, U.S. join forces on tackling border asylum-seekers

By David LjunggrenOTTAWA (Reuters) - Canadian and U.S. officials are working on a plan to tackle asylum seekers crossing into Canada illegally, with American officials keen to discover how they entered the United States in the first place, said a source familiar with the matter.U.S. Homeland Security Secretary John Kelly is set to visit Canada this month for talks on the border and the influx of people, said the source, who requested anonymity because of the sensitivity of the matter.Hundreds of