US Canada Border Crossing Poses Daunting Challenge for Both Countries

President Donald Trump's plans to build a security wall along the U.S.-Mexican border are well known, but many argue the northern U.S. border with Canada also presents a challenging security problem for both countries. There is human and drug trafficking across the border in both directions and border patrol agents have limited resources to stop it. VOA's Jeff Swicord has more in this report from the Canadian-U.S. border.