Crossword puzzle clue "senator in action"

It doesn't convey ferocious fuel-burning action, action, action! when it's regular-sized

Senator in action.

Piece of the action, or a shout that stops the action

Who said "Action may not always bring happiness, but there is no happiness without action."

"It's not ___ truck. It's a series of tubes" (Senator Ted Stevens describing the internet)

Senator's adjective for a colleague

1978-80 F.B.I. sting that forced a U.S. senator to resign

Senator Stevenson