The Memo: Trump’s Iran remarks fail to lift fog of uncertainty over talks

President Trump spoke astatine magnitude astir Iran during a furniture gathering connected Wednesday — but the upshot was thing but clear. At times, Trump appeared to harden the U.S. lines astir immoderate cardinal issues. At different moments, helium seems to soften his presumption conscionable a notch.  But the cardinal questions — what circumstantial signifier a…