. >> mike mcgrath is can canvassing the same two and a half square miles as adrian hawkins. he now wants to help preserve the town he's lived in for 21 years. >> reporter: how would you see ferguson change over the years? >> main change has been mainly the change in the race pulp. going from a community that was primary white to a community primary african american. >> what is what do you have here? >> this is my yearbook. i graduated in 1968. out of this 4,000 kids, there's probably 200 total african americans. it's primary all white. >> out of 4,000? >> out of 4,000. page after page, white white. >> lot of white faces? >> lot of white faces. >> mcgrath has lived from the transformation but devoid of conflict. >> how big a racial divide is there now? >> i don't believe there is any racial divide. you don't see a single street that has all white or all black. it's white black black white. >> you say there's no racial divide? >> i may be a fool for believing it but i don't see it. >> ferguson is divided. a lot of people don't want to admit that ferguson is divided or has been