Flash Terry died in 2004.
Sandy Flash died in 1778.
No
George Flash died on 1990-11-22.
The Barry Allen Flash died in Crisis on Infinite Earths #8.
he ran into a wall
No. You can take a picture of them but don't use the flash. The flash could damage their eyes.
Unlikely. However, a rabbit can die of shock, so be careful!
Don't die.
until they die.
He was shot in one of Flash's marine/medic pushes.
No, his Newgrounds account was inexplicably 'phished'.