For the last six months, Jomo Kenyatta International Airport has been Sanjai Shah’s second home. Unlike other passengers on transit, he is known to many of the airport staff and they know him as "the man in limbo", for he can neither enter nor leave the country. He has no travel documents.The Kitale-born man of Asian descent is at the airport courtesy of what he calls "racist and dehumanising" treatment from British immigration officials.