Ty Dolla $ign

Tour-founder Wiz Khalifa and artist Young Jeezy are among many acts in the third annual “Under the Influence of Music 2014 Summer Tour,” which beings July 24 in Scranton, Penn. Among other performers at “hip-hop’s most electrifying summer tour” are Tyga, Ty Dolla $ign, Rich Homie Quan and Sage...