Warren presses Mulvaney, Azar on tip pooling
![Warren presses Mulvaney, Azar on tip pooling](http://thehill.com/sites/default/files/styles/promo/public/warrenelizabeth_011618gn2_lead.jpg?itok=FINwyzoZ)
Sen. Elizabeth Warren (D-Mass.) is demanding answers from Labor Secretary Alexander Acosta and Office of Management and Budget Director Mick Mulvaney over whether they hid an unfavorable report on the administration’s tip-pooling rule.The...