The lineup has been revealed for the 2018 River City Rockfest. That event will take place on September 22 at the AT&T Center Grounds in San Antonio, TX and it will include the following: Nine Inch Nails, Primus, Stone Temple Pilots, Bush, Chevelle, Joan Jett & The Blackhearts, Clutch, HELLYEAH, Yelawolf, Suicidal Tendencies, The Sword,…