A new left-wing dark money outfit that will investigate House Republicans has added two former Hillary Clinton staffers to its roster, as the pop-up group aims to exert influence and push back on the expected slew of GOP-led investigations next Congress. Facts First USA is a 501(c)(4) nonprofit group that will spend millions on a “SWAT team to counter Republican congressional investigations," according to an October memo by longtime Democratic political operative David Brock, the group's president. Now, Facts First USA has hired Jessica McIntosh and Ali Rubin, two Democratic consultants who have served various roles in Clintonworld. "We are...