Jang Yoon-ki, accused of murdering 17-year-old Lee Chae-won, attacked her after stalking her for 15 minutes, claiming the act was impulsive despite evidence of premeditation. His history of violent behavior, including previous stalking and assault, has led to upgraded charges of sexual assault and murder as the police uncover disturbing evidence linking him to both crimes.
Headline: Chilling Evidence Uncovered in the Shocking Case of a High School Girls Murder: Was It Really an Accident?
