Listowel's Corey Conners shot a 1-under 65 in the opening round of the ATB Financial Classic in Calgary, Alberta.
Conners birdied the 7th, 13th and 15 holes. He had bogeys on the 6th and 14th holes.
Conners is in a tie for 76th place. American Joe Parkinson is in the lead at 7-under 65.