RunnerSpace Live brings you the rundown on what happened this week in the world of runningComing This Weekend:Arcadia Invitational LIVEHIGH SCHOOL-Florida Relays-Mobile Challenge of Champions-Youth Olympic Trials-Stanford Invitational-Colonial Relays-Top individual performances from: Candace HIll, Nicolas Morken, Brandon Bray, Grant Fisher, Noah Lyles, Anna Maxwell, Derek Holdsworth, Trevor Leavitt