A one-year-old boy who was shot and killed by another toddler who picked up and fired a loaded gun has been pictured. Braylon Robinson was playing at a house in Cleveland, Ohio, on Sunday when another three-year-old boy found the unattended weapon and pulled the trigger. The bullet struck the baby boy in the face. Minutes later, he was rushed to an area hospital, where he was later pronounced dead. It is unclear whether the infant was related to the older boy. Now, investigators are apparently trying to determine where the gun came from - and the identity of the person responsible for bringing it into the house and leaving it within the toddler's reach. Scroll down for video . Horrifying: Braylon Robinson was killed while playing at a house in Cleveland, Ohio. Another three-tear-old boy found the unattended weapon and pulled the trigger . Tragic: A three-year-old boy has shot dead a one-year-old baby after picking up a gun that had been left unattended in a Cleveland, Ohio, home, police said on Sunday night. Above, police outside the property . Cousin Trashawn Robinson told NBC on Monday the family has been torn apart by the youngster's death. He said the boy was 'always smiling' and 'kept everyone happy'. 'He didn't even make it to the hospital,' he said. 'Everybody loved Braylon.' Speaking to Cleveland.com, Cleveland Police Chief Calvin Williams said that this person will likely face charges in relation to the shooting, which has shocked residents across the city's east side. 'It's a sad day for Cleveland, Williams told reporters outside the home. 'This fascination that we have with handguns, not just in this city but in this country, has to stop. This is a senseless loss of life.' He added: 'Currently we're investigating where this firearm came from. We're also investigating how this tragedy actually happened. A three-year-old can't be held accountable for a tragedy like this. 'There have to be adults that either supplied the weapons, had charge of the weapons or knew the weapons were there and didn't do anything to safeguard them.' Investigation: The child, who has not been identified, fired the weapon after discovering it inside the house in East 63rd Street, where s at least one adult were reportedly staying. Above, investigators inspect the scene . Police chief: Cleveland Police Chief Calvin Williams (pictured) said that the person responsible for leaving the gun attended will likely face charges in relation to the shooting, which has shocked residents in the city . On Sunday afternoon, when the shooting occurred, the baby's mother could be heard screaming on the back porch after learning of the death of her son, who was later named as Braylon Robinson. Cleveland Emergency Medical Service Capt. Michael Threat told ABC the infant had been shot in the face. Throughout the afternoon, emergency crews were seen entering and exiting the home. Neighbors said that the mother lived in the house with at least three small children. 'They were really nice,' next-door neighbor Larry Simpson said, adding: 'It's a shame this had to happen.' Another neighbor told Fox: 'I was lost for words. It's sad. Why is there a gun in the house?' The toddler's parents' names were not released immediately. An investigation is ongoing. Disaster: On Sunday afternoon, when the shooting occurred, the baby's mother could be heard screaming on the back porch after learning of the death of her son. Above, two family friends rush to the aid of the mother . Shocked: One neighbor (pictured) said: 'I was lost for words. It's sad.... why is there a gun in the house?'
The three-year-old boy picked up gun inside a Cleveland, Ohio, home .
He then pulled the trigger, shooting and killing Braylon Robinson .
It is unclear whether victim was related to the youngster who shot him .
Baby's mother could be heard screaming on the back porch on Sunday .
Police are trying to determine who left weapon within the child's reach .
Force chief said of accidental shooting: 'This is a senseless loss of life'