Sen. Chris Murphy expressed dismay that the United States killed Iranian Gen. Qassim Soleimani without first obtaining congressional approval. "Soleimani was an enemy of the United States," the Connecticut Democrat tweeted Thursday night. "That’s not a question. The question is this — as reports suggest, did America just assassinate, without any congressional authorization, the second most powerful person in Iran, knowingly setting off a potential massive regional war?" Soleimani, 62, was killed Thursday in an airstrike near Baghdad International Airport along with Abu Mahdi al Muhandis, head of the Iranian-backed Popular Mobilization Forces. Murphy attacked President Trump last week for...