Third place finish will wipe out Liberals

We are into the final month of the longest and closest federal election campaign in modern Canadian political history.

As it wears on, watch for fatigue to set in and for Thomas Mulcair or Justin Trudeau — the rookies in this race as the national leaders of their parties — to make a game-changing gaffe.

Facing the real possibility of an NDP or Conservative minority government, Trudeau and the Liberals will be forced to try and break from the pack with a hail-mary pass.