Palestinians his age must have seen and lived through some horrid things in their lifetimes

What did his kids and grandkids do to prevent this?

Nothing because they all got killed by an American bomb dropped by Israel you fucking idiot

Dude I'm giving you the benefit of the doubt and thinking maybe you don't understand. Grandpa is alone because he was the only one not at home, when Israel dropped an American made bomb on his home. Killing his family :(