Student Admits Murder of Housemate Stabbed 30 Times in Bristol

• Zack Coughlan has admitted to murdering Jamie Collins, his housemate, in Bristol.
• Jamie Collins was found with 30 stab wounds in what was described as a 'cold-blooded execution'.
• The incident occurred near their residence in Bristol.
• Coughlan changed his plea from not guilty to guilty in court.
• The case is ongoing with further legal proceedings expected.