Sen. Ron Johnson (R-Wisc.) considers himself "a straight shooter" who "calls them as I see them." That's why he says he's leading an investigation into former Obama officials for allegedly unfairly targeting President Trump and his associates during the presidential transition period in 2016, as well as a probe into Hunter Biden's time on the board of Ukrainian gas company Burisma, which faces corruption allegations. -------------- Romney, who sits on the Senate Committee on Homeland Security and Government Affairs which Johnson leads, did vote for his fellow senator's subpoena authorizations targeting former Obama officials. But he declined to say if...