May 04, 2019 - 11:13am | By WZFG Sports John Olver head boys hockey coach from Northstar Christian Hockey Academy Ryan Roshau talks Kentucky Derby and who's the favorite Mark Knutson- Fargo Marathon Executive Director talks the course's new changes Original Air Date: Saturday, May 4, 2019Show: Flag Sports SaturdayTags: John Olverhead boys hockey coachNorthstar Christian AcademyRyan RoshauKentucky DerbyMark KnutsonFargo Marathon Executive DirectorFlag Sports SaturdayWZFG Radio