There hasn't been a "white supremacist" there for 70 years.
https://www.google.com/maps/place/Broadview,+IL/@41.8667134,-87.8592969,14z/data=!4m5!3m4!1s0x880e360642cde391:0xafca3e0560b805c4!8m2!3d41.8639201!4d-87.8533931
Broadview looks to be a modest, working class, solidly brick-built suburb. It’s over 70% black.