What would it take to match the free TV for the left from ABC, NBC, CBS, CNN, MSNBC, et. al.?   Organized labor has about 7% of the private sector workforce.   They have most of the public sector workforce in over half the states, and most significantly, most of the largest states.   Organized labor, especially teachers and police and fire, has a significant presence even in the states that don't have formal public sector bargaining.   As to the political contributions, the line between member education, GOTV activity, and direct political activity is very, very fuzzy, and the line doesn't exist at all in the places where Democrats are in charge.