British marathon runners went the distance, as race was 586 metres too long

The error comes four years after the course was measured 146 metres short

Calgary Marathon to host 4,000 runners this weekend

With the province in a state of emergency, race officials move forward with plans to host the race this Sunday

Here are some in-person races happening in Canada this summer and fall

Most races are still virtual, but a few are tentatively going ahead this fall