The Friday afternoon practice for the Moto3™ category at the Red Bull Indianapolis Grand Prix saw Isaac Viñales set the pace, as Alex Marquez and Jack Miller also registered top three lap times – in a session interrupted by rain.The Friday afternoon practice for the Moto3™ category at the Red Bull Indianapolis Grand Prix saw Isaac Viñales set the pace, as Alex Marquez and Jack Miller also registered top three lap times – in a session interrupted by rain.