Koy Bentley, 15, stabbing treated as murder

Koy Bentley went into cardiac arrest and died at the scene

The death of a 15-year-old boy found stabbed in the chest is being treated as murder, police have confirmed.

Koy Bentley was fatally wounded on the fifth floor of a block of flats in Watford on Monday afternoon.

Hertfordshire police initially said the death was "suspicious". No arrests have yet been made.

Det Insp Pushpa Guild said: "Extensive inquiries are continuing at this time to establish the exact circumstances surrounding Koy's death."

An appeal for information has been launched.

No arrests have been made in connection with the boy's deat at the block of flats on Water Lane