Sen. Thom Tillis, R-N.C., on Capitol Hill in Washington on Wednesday, Jan. 28, 2015.
Sen. Thom Tillis, R-N.C., on Capitol Hill in Washington on Wednesday, Jan. 28, 2015. Jacquelyn Martin AP
Sen. Thom Tillis, R-N.C., on Capitol Hill in Washington on Wednesday, Jan. 28, 2015. Jacquelyn Martin AP

Watchdog group files IRS complaint about Tillis backer

October 20, 2015 2:31 PM