Edward survived the war, mustering out at 13 in 1866. He only lived six more years and was buried next to his twin brother Edwin who died when he was one.
It's easy for we modern folks to forget how brutal and short life could be back not so many years ago. The concept of childhood innocence which we hold as an absolute given today only became prevalent in the 19th Century.
Consider Edward Black. He was the youngest soldier in the American Civil War. He was eight years old.
I'd change the way I consume news if I were you. You have to curate news yourself or you get pablum (baby food).
Don't feel too bad, most of the world doesn't know what's really happening in the US either.
Pain is relative and memory of pain, no matter how severe, is extremely tempered and diminished. In this case, death itself is relative. It ceases to have as much meaning.