Adolf Hitler’s Olympic showcase is stirring controversy nearly 90 years later. The Olympics’ official online shop has sold out of a T-shirt featuring artwork from the 1936 Berlin Games, which Hitler used to promote Nazi Germany and its ideology of Aryan supremacy. The shirt, part of the IOC’s “ Heritage Collection ,” reproduces the original 1936 poster by German artist Franz Würbel.  The design includes a laurel-crowned male figure, the Olympic rings and Berlin’s Brandenburg Gate. German