NEW You can now listen to Fox News articles! Israeli Prime Minister Benjamin Netanyahu has responded to a disturbing new Hamas propaganda video showing 24-year-old Israeli hostage Evyatar David severely emaciated and digging what he said was his own grave. "The cruelty of Hamas has no boundaries," Netanyahu said in a statement. "While the State of Israel is allowing the entry of humanitarian aid to the residents of Gaza, the terrorists of Hamas are deliberately starving our hostages and document them in a cynical and evil manner." "The entire world must take a stand in a clear message against the...