GOP senators request criminal investigation of Trump dossier author © Greg Nash Two Republican senators are asking the Department of Justice to open a criminal investigation into Christopher Steele, the author of a controversial research opposition dossier on President Trump. Sens. Chuck Grassley (Iowa) and Lindsey Graham (S.C.) sent a letter to Deputy Attorney General Rod Rosenstein and FBI Director Christopher Wray asking that they investigate if the former MI6 agent lied to federal authorities. "I don’t take lightly making a referral for criminal investigation. But, as I would with any credible evidence of a crime unearthed in the course...