points from his predecessor. From overseas tonight, after the service for nelson mandela, the man who tried to create a rainbow nation, a perfect rainbow in the sky. Today people lined up to pay... See More
points from his predecessor. From overseas tonight, after the service for nelson mandela, the man who tried to create a rainbow nation, a perfect rainbow in the sky. Today people lined up to pay mandela their last respects as his body lies in state. But in the newspapers in south africa, a kind of uproar about that service we all watched together and the man who seemed to be interrupting in sign language. Was he an imposter and how did he get to close to president obama. Gio benitez has more on that. Reporter: With the world watching, paying tribute. Watch, this man right next to the master of ceremonies and even president obama supposedly translating the five hour ceremony for the deaf. But tonight, many believe he said nothing at all. The deaf taking their outrage online. One tweeting, what is he signing? He knows the deaf community cannot vocally boo him off. Shame on him!" We turned to a sign nguage expert in south africa, deaf himself, speaking to us through an interpreter. When did you first notice there might be a problem here? He was just moving his hands. It was nothing, no meaning on any signs, he was in his how world. It wasn't language at all. Reporter: Braam says he only knew what was going on by watching this woman, an interpreter on south african television. Just watch, they don't seem to be on the same page. There was no structure, nor facial expression, which is an important part of south african sign langauage. Reporter: He says the interpreter couldn't even sign key names like mandela. Reporter: What is the sign for mandela? This is the sign for mandela because he used to comb his hair in a side part. Reporter: So who is this man and how did he get up on stage? It's not his first time in the spotlight. Here he is next to president zuma last year and the deaf federation of south africa has complained about him before. Tonight, the government says
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