Former NCT member Mark may be preparing to relaunch his music career in the US as a solo artist, just one month after departing both the boy band and SM Entertainment. Speculation grew after Tunji Balogun, chairman and CEO of Def Jam Recordings, followed Mark on social media shortly after the singer ended his exclusive contract with SM Entertainment on April 8. Balogun is regarded as one of the music industry’s leading executives, having previously worked at RCA Records, where he helped develop