High jumper Erik Kynard from the USA won silver at the 2012 Olympic Games in London. In 2016 he added a bronze medal to his collection at the World Indoor Championships in Portland. Erik spoke to Planet Sport's Stuart Weir at last week's IAAF Diamond League meeting in Doha about his journey as an elite sportsman from his early days discovering the sport to his memories of his silver medal winning performance at the London Olympics. He also talks about the role of faith in his life.