PICTURED: School attended by gun-mad teenager who killed two people in shopping mall rampage

PICTURED: Shooting range where schoolboy, 14, practiced days before rampage

Thai Prime Minister visits shopping mall shooting scene as flowers are laid

Schoolboy shooter seen firing pistol days before Thai shopping mall rampage

Shoppers scream as 'schoolboy, 14, kills three' in Thai shopping mall rampage

Locals flee Thailand shopping mall shooting as gunman kills at least three (additional video)

Chinese tourist among victims of schoolboy shooter, 14, in Thailand shopping mall

Locals flee Thailand shopping mall shooting as gunman kills at least three

CLEAR VIDEO: Schoolboy shooter, 14, arrested over shopping mall rampage in Bangkok