The Tverskoy Court in Moscow has decided to detain him. The teenager is accused of murdering a minor and attempted murder.
The incident occurred on December 16, when Timofey attacked a security guard and killed 10-year-old fourth grader Kobiljon Aliev.
Before the attack, the teenager asked the children about their nationality, and his clothing bore inscriptions referencing well-known mass murder cases.
The charges brought against the teenager relate to the articles "Murder" and "Attempted Murder."
