In the same census, it picked up the 7th's share of Shelby County, meaning that since 2012, any area of Shelby County that is not in the 9th is in the 8th. The 8th also absorbed all of Fayette County.
In the same census, it captured the 7th's share of Shelby County, implying that since 2012, any area of Shelby County not within the 9th is now part of the 8th. The 8th also absorbed all of Fayette County.