Two Liberal MPs are headed back to the U.S. in an effort to fend off a new surge of asylum seekers at the Canada-U.S. border after the latest shift in U.S. immigration policy. Three RCMP officers look over to the United States on the border with Canada where many asylum seekers have been crossing the United States, Tuesday, March 28, 2017 near Hemmingford, Que. THE CANADIAN PRESS/Paul Chiasson