Famed Washington Post Watergate journalist Bob Woodward has called President Joe Biden’s dismal showing in his debate against Donald Trump a “political hydrogen bomb.” Woodward expressed grave concern on Friday to MSNBC’s Ari Melber over Biden’s “awful” performance, and questioned how it went so horribly wrong despite extensive preparation. He said Biden’s debating was “so bad” that the American people have a right to know what was going on. “I sat there and watched it and I could not believe it. I said, not only is this a political hydrogen bomb for him and the Democratic Party [but], you kno…