If youre going to include this in the article youll need to also point to news sources with some knowledgeable authority that could definitely point to the incident as the reasons for the moves Anyway how would one know whether this reason was the true reason that caused residents to move away People move for many reasons including reasons having to do with job relocation changes in family makeup eg marriages divorces financial considerations and so on The subdivision where I live Charles County MD had racial incidents involving vandalism to houses yesthe vandals scrawled racist graffiti on the homes and cars flatten tires and another about  miles away where vandals actually burned down half million homes to be bought by black families Although a number of people moved away in my subdivision I would never know why and the news coverage didnt mention anything about the reasons for the moves That would be speculation at best to say that people moved because of the racial incidents