Goo Hara: late K-pop star’s ex-boyfriend jailed for sex video blackmail

• Goo Hara, a member of former South Korean girl group Kara, took her own life in November, a month after the death of fellow K-pop star Sulli
• Her ex, Choi Jong-bum, who threatened to leak their sex videos, was given a suspended sentence last year, but an appeal court has jailed him for one year