Baton Rouge authorities reveal the chilling timeline of murder by ex-Marine Gavin Long

Long shot dead three police officers with an assault rifle in Baton Rouge Louisiana, on Sunday

The Baton Rouge shooter mercilessly executed a Sheriff’s Deputy as he went to help a wounded officer, police revealed today.

Details of Sunday’s shooting have emerged as chilling pictures of the scene where three police officers were shot dead revealed how they were cornered by a dumpster behind a beauty supply store before they were killed.

Shooter Gavin Long, 29, blasted Brad Garafola as he came to help a Baton Rouge Police officer who he had already shot, police said.

Garafola had been taking cover behind a dumpster in a parking lot but came out to aide the cop.

At that point Long came round the corner and opened fire at Garafola with assault rifle.

East Baton Rouge Sheriff

Read more at: http://www.dailymail.co.uk/news/article-3695620/Bloody-crime-scene-photos-reveal-former-Marine-killer-used-training-ambush-six-Baton-Rouge-cops.html