OTTAWA — The Liberal government’s lead over the Conservatives has dipped to single digits, a new opinion poll has found, but the second-place Tories may be getting a boost from a surprising source – the New Democrats. The poll from Liaison Strategies found that the Liberals remain at the top of the heap in federal politics with the support of 41 per cent of Canadians who identify themselves as “decided and leaning voters,” with the Conservatives at 32 per cent. While support for the two leading parties isn’t far off the results of recent Liaison polls, the big change has been the...