Four-time Olympic Chmapion and pioneer of grandslamtrack, Michael Johnson (mjgold4) says everyone will benefit when the first staging of the event gets underway at the National Stadium from April 4-6 🇯🇲 The American sprint legend says it’s an honor to host the first staging in Jamaica as the country has significantly contributed to the growth of the sport in the last few decades. #GST #Grandslamtrack #Jamaica #Kingston #Athletics #Tracks #TrackNation #OnlyTheFastest