ABC Online | Tyrell Cobb: Someone else could have delivered fatal blow, mother's lawyer says ABC Online Any one of three people could have inflicted the fatal blow that killed four-year-old Tyrell Cobb, and there is not enough evidence to hold his mother responsible, a court has heard. Tyrell's mother Heidi Strbak pleaded guilty and was convicted of ... Tyrell Cobb's case comes down to he said, she said, court told Mum's sentencing shown confronting photos Sentencing begins for Tyrell Cobb's mother after she pleaded guilty to manslaughter |