Maple Leafs' Brad Treliving Reveals His Matthew Knies Desire Without Hesitation originally appeared on Athlon Sports. As the Toronto Maple Leafs head into a summer of change, the uncertainty surrounding several core veterans has left the front office with difficult choices.

The Toronto Maple Leafs have a key offseason coming up, and there may be some big changes on the way. Leafs general manager Brad Treliving indicated that the roster may need a shake-up after another relatively short stint in the postseason.

Leafs GM says team's DNA needs to change as he fields questions about futures of Mitch Marner, John Tavares, Matthew Knies and more.