Most of Britain's non-white population came to this country in the 50s and 60s, and many were born here. What is the outlook for them, and all of us, over the next 25 years? In this, the last of three special programmes on race relations, Charles Wheeler looks at the new Race Relations Act and new Commission for Racial Equality, and discusses with the Minister in charge of race relations and others directly concerned with this, one of Britain's most difficult problems, what must be done.