He's popular now but it hasn't come easily. On yesterday's (May 22) episode of You Quiz on the Block hosted by comedian Yoo Jae-suk and Jo Se-ho, South Korean actor Byeon Woo-seok talked about the struggles he faced earlier in his acting career. The 32-year-old stars as singer-actor Ryu Sun-jae in the ongoing time-slip K-drama, Lovely Runner, which has seen...