Pittsburgh Penguins' Jake Guentzel tries to get the puck past Calgary Flames goalie Mike Smith during the third period of an NHL hockey game Thursday, Nov. 2, 2017, in Calgary, Alberta. (AP)

Flames top Pens in OT, 2-1

CALGARY, Alberta (AP) — It was another strong performance from Mike Smith on Thursday night. Smith made 43 saves, Mark Giordano scored 2:19 into overtime…