Stephen Miller , the architect of the president’s mass deportation agenda, has been less visible in recent months, sparking speculation that the president had tired of his hard-line immigration tactics. In fact, Miller is in the middle of what officials described as a choreographed retreat, moving out of the spotlight while retaining the same influence over U.S. immigration policy, The Daily Beast reports , citing senior administration sources. He and border czar Tom Homan remain the power players on U.S. immigration policy, rather than the newly appointed Homeland Security Secretary Markwayne Mullin, the sources said. One claimed Mullin made a point to tell Miller “how well he had been doing so far.” “ Miller and Homan are in lock step,” one of the sources told the outlet.…