Justin Trudeau's resignation as Liberal Leader, the leadership race it is triggering, and a subsequent federal election mean not only upheaval and uncertainty in Ottawa, but also for municipalities that rely on federal money to fund major priorities.

These are the leading candidates to replace Justin Trudeau, who announced his resignation Monday in the face of growing opposition. Trudeau said he will step down as Liberal leader as soon as his party finds his replacement.

The Liberal Party will hold a leadership race to replace Trudeau. His successor will inherit a daunting list of challenges.