OKLAHOMA CITY, Oklahoma, Oct. 21 -- Sen. James Lankford, R-Oklahoma, issued the following news release and letter: Senator James Lankford (R-OK) joined Senate Finance Committee Republicans to send a letter to Government Accountability Office (GAO) Comptroller General Gene Dodaro requesting an update on outstanding issues that GAO has previously advised the Internal Revenue Service (IRS) to remedy. The Senators note the IRS lacks attention to oversight, transparency and accountability, raising t  more