Two South Sudanese students of Catholic priest Lee Tae-seok, who is known for the documentary “Don’t Cry for Me Sudan," have become medical specialists in Korea. Thomas Taban Akot (40) and John Mayen Ruben (38) passed the national certification test to be a surgeon and a physician respectively on Tuesday, Fr. John Lee Memorial Foundation told the Korea Heard. It has been 12 years since they enrolled .