Russian father who was suspected of stabbing paedophile friend to death after discovering he had raped his daughter, six, will NOT be charged with murder
Vyacheslav Matrosov, 34, attacked his former friend Oleg Sviridov, 32, last year
Matrosov attacked Sviridov after learning he had sexually abused his daughter
Matrosov killed the paedophile after seeing graphic evidence on friend's phone
The former rocket factory engineer will not be convicted for Sviridov's murder
But he now faces prosecution for inciting Sviridov to commit suicide
Sviridov's body was found in a shallow grave he appeared to have dug himself