Trump confronts his 3 main options on Iran — from diplomacy to trying to topple a regime

By Kevin Liptak, Kylie Atwood, Zachary Cohen, Jennifer Hansler, CNN (CNN) — After ordering the largest American military buildup in the Middle East since the onset of the Iraq War, President Donald Trump now has a decision to make on Iran. The options before him now appear relatively well established, confirmed in vague terms by