But one thing is indisputable: At the end of the night, 13-year-old Francisco Anguiano was dead, shot in the back.
At 1335 BST, just over three hours after the first 999 call, Bird was discovered dead, shot through the forehead with his rifle.
The funeral of a soldier shot dead while serving in Afghanistan has taken place in Wrexham on Thursday.
BBC: Jamie Shadrake: Wrexham funeral for Afghanistan soldier
The officer was shot dead as he responded to a 999 call at Lismore Manor, Craigavon.
This week police raided a Nairobi slum and shot dead at least 22 suspects.
In March, the government of Chad said its soldiers had shot dead Mr. Belmokhtar.
Police said security forces shot dead another militant in the neighbouring district of Poonch.
He was shot dead on 20 January the city of Kano, in northern Nigeria.
Collier was shot dead in his car on 18 April, three days after the bombing.
Mr Pistorius' girlfriend, model Reeva Steenkamp, was shot dead at his home on Thursday.
Oscar Pistorius says he shot dead Ms Steenkamp after mistaking her for a burglar.
BBC: Oscar Pistorius brother Carl in court in homicide trial
In 1967, the leader of the American Nazi Party, George Lincoln Rockwell, was shot dead.
Nathan Leon, 27, who was shot dead in Denver, Colorado, after answering a call.
BBC: Texas shootout 'link' to Colorado prison chief's killing
Police have named a mother and son found shot dead at their Essex home.
BBC: Mark Tyler shot mother Maureen before himself, police say
It is more than five months since Mr Wilson was shot dead on his doorstep.
The first to go was Alphonse Gangitano, shot dead in his home in 1998.
He is believed to have gone missing shortly after jeweller Mrs Bates was shot dead.
Nahomi Kawasumi broke through in the 17th minute with a dead-on shot that got past Solo.
WSJ: London Olympics 2012: U.S. Women Top Japan 2-1 to Win Soccer Gold Medal
He was shot dead on his way back to work after conducting an interview.
Yemeni security forces, meanwhile, shot dead two militants north of the capital, Sanaa, said officials.
BBC: Yemen instability poses a 'global threat', says Clinton
Five months later, Indira Gandhi was shot dead by her Sikh bodyguards in revenge.
Seven alleged hitmen were shot dead by security forces in a separate incident in Morelos.
Choy, a photographer for El Comercio newspaper was shot dead outside his home in Lima.
Deputy Superintendent of Police Ziaul Haque was shot dead on Saturday evening in Pratapgarh district.
Mr Finucane was shot dead in his north Belfast home by the loyalist UFF in 1989.
Seventeen years earlier, legendary rapper Tupac Shakur was shot dead two blocks from the accident scene.
Previous accounts placed an armed Mr Duggan outside the cab when he was shot dead.
BBC: Mark Duggan death: Police 'removed body and gun from cab'
Miss Dando, 37, was shot dead on her doorstep in Fulham, west London, in April 1999.
He was shot dead by a gunman in a market in Baguio on March 9.
Later that month Stanislas was shot dead on the Stonebridge Park estate in north London.
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