Mary Cain's Professional Running Debut: New York CIty Gotham Cup

Here is the 800 meter race that she won 30 minutes after finishing second in the 500 m race.



Here is the live webcast recording of the races. It starts with Mary Cain's 800 meter race, so I don't think they have a video of the 500 meters.



This was a workout for Mary Cain and Alberto Salazar has been having her change her running from as referenced here.