How a little boy was left alone with a dangerous dog that killed him - and why it should never have happened

Young and sweet 10-year-old Jack Lis was no match for the dog that would cause his death in the most horrific way imaginable. Muscular, aggressive and weighing nearly 100 pounds, Beast possessed a name befitting its physique, WalesOnline reports.

As Jack's lifeless body was pulled out of a house in Caerphilly, South Wales by police, gunshots rang around the street as firearms officers shot and killed Beast to prevent him harming anyone else. The dog's owner, Brandon Hayden, and carer Amy Salter were nowhere to be seen.

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But they would receive justice for their gross negligence which led to an innocent boy being robbed of the rest of his life in a fatal dog attack.

This is the full story of how Jack Lis was killed by a dangerous dog.

Brandon Hayden, 19, purchased Beast on November 3 having responded to an advert on Facebook. He was told the dog would be free to anyone willing to give it a good home.

The seller said the animal was not good with other dogs, but Hayden agreed to take ownership of Beast on the understanding it was prone to aggressive behaviour. Despite his house being too small for Beast and his father too ill to look after him, Hayden went forward with the deal, viewing the dog as a status-symbol.

He asked friend Amy Salter if she would be willing to keep the dog at her house. Salter, 29, initially rejected the request having felt nervous of Beast's size but later relented and agreed to let Beast live in her home.

In the days leading up to Jack's death, Hayden and sometimes Salter could be seen hanging around outside the Top Shops in Penyrheol with Beast in tow. On several occasions the dog was