PITTSBURGH -- William Nylander scored 1:00 into overtime, and the Toronto Maple Leafs rallied twice to extend their winning streak to five games with a 6-5 victory against the Pittsburgh Penguins at PPG Paints Arena on Sunday.

William Nylander's goal a minute into overtime gave the Toronto Maple Leafs a 6-5 win over the host Pittsburgh Penguins on Sunday afternoon.

William Nylander scored 1:00 into overtime, and the Toronto Maple Leafs beat Sidney Crosby and the Pittsburgh Penguins 6-5.

Just 10 minutes in, the Maple Leafs were up 2-0 with a 13-3 shot advantage, dominating a tired Penguins team playing an early game on the second leg of a back-to-back. Less than five minutes later, Toronto was down 3-2, and the team ended the first period with a 17-13 shot deficit.

Toronto, Ontario, CAN; Toronto Maple Leafs forward William Nylander (88) speaks to an opposing player as he prepares to take a faceoff against the Washington Capitals in the third period at Scotiabank Arena.

Toronto Maple Leafs head coach Craig Berube has provided anticipated updates on William Nylander and Chris Tanev, who were both hurt in a 5-4 OT win in Boston.

What a game! The Toronto Maple Leafs pulled off a dramatic 6-5 overtime win against the Pittsburgh Penguins on Sunday. With the win, they stretched their win streak to five games.

William Nylander scored 1:00 into overtime, and the Toronto Maple Leafs beat Sidney Crosby and the Pittsburgh Penguins 6-5 on Sunday. Nylander, Auston Matthews and Matthew Knies each had a goal and an assist as Toronto earned its fifth consecutive win.

William Nylander scores a goal that was upheld after an official review in the second period vs. the Rangers.