Photos on the church’s facebook page show Christians of all colors. It’s called fellowship in Christ.
https://www.facebook.com/BurnetteChapel/photos/ms.c.eJxFkdkNRDEIAztacR~;9N7YKvDi~;IzwxhK0zuMhJSTTixx8wDfUkeiA6mlQvYB4g8cCJRL8JGan3BUILGCAGmF9gR1rdkEqNNAF0m~_oDMRNRcNQ4Cs~;qOt5yTgPcALYpI~_K1ALt0jtRwj9hdGLuEjNTkA800EUlM~_IAUgBwHocc58AGYSJ1IGKRTTBzFcqXxnl0gz7Hr46Na1mHX0TrV~;RWr~;QbHxZonUvQHFehyUQ~-~-.bps.a.1497618020302369.1073741845.140835882647263/1497618046969033/?type=3&theater
“There is currently no known relationship between the shooter and the congregation. “
http://thehill.com/blogs/blog-briefing-room/news/352154-1-dead-in-nashville-church-shooting#.Wcf8g7U9J18.twitter