Biden jokes about accusations, targets union voters

WASHINGTON (AP) — Former Vice President Joe Biden on Friday made light of his recent controversy about crossing physical boundaries with women, and he signaled in a resolute speech to union activists that's he's ready to run for president as a moderate Democrat in party that has been drifting left.Biden, 76, opened his speech to a conference of electrical workers joking that he had "permission" to hug the union leader who introduced him. He later repeated the quip about a boy he invited up