Meet M43 partner teamtwenty20 here and in person. mission43.org/events Athlete Profile #1: Shayna Powless (USA) Eglin Air Force Base, FL. Member of USA National Team. U23 National Mountain Bike Champion and multiple top 10 performances at UCI World Cup events. Father - Air Force; Grandfather – Navy; Grandfather - Air Force. #mission43 #teamtwenty20cycling #teamwork #Twilightcritboi #BeDowntownBoise #ProRoadTour #boisetwilightcriterium #happyhour #idaho #military #veteran #militaryspouse #militarywife #network #thisisboise