Four female senators shared personal experiences of sexual harassment Sunday in support of the #MeToo movement formed in the wake of the widespread Harvey Weinstein abuse allegations. Sens. Claire McCaskill (D-Mo.), Mazie Hirono (D-Hawaii), Elizabeth Warren (D-Mass.) and Heidi Heitkamp (D-N.D.) revealed on NBCs Meet the Press the sexist behavior they faced before becoming powerful politicians in Washington.