Lawmaker warns U.S. Attorney General against stifling whistleblowers

By Sarah N. LynchWASHINGTON (Reuters) - A U.S. Justice Department memo issued in January to employees about their communications with Congress may run afoul of rules designed to protect government whistleblowers from being muzzled, a Republican lawmaker said on Tuesday.In a Feb. 5 letter to Attorney General Jeff Sessions, Senate Judiciary Committee Chairman Charles Grassley said he feared the Jan. 29 memo was an attempt to "prevent direct communications between federal employees and Congress."Gr