By Karolos Grohmann RIO DE JANEIRO (Reuters) – The International Olympic Committee (IOC) is disappointed that United States goalkeeper Hope Solo branded opponents Sweden as cowards after they knocked her team out of the women's soccer tournament, but will not take any disciplinary action. The best team did not win today.” Solo is no stranger to controversy having been at the heart of domestic violence cases involving both her husband on the eve of their wedding as well as her half sister and nephew.