United States Secretary of State Marco Rubio said that Washington could “preemptively” attack Iran. U.S. Begins Multi-Day Military Drills In The Middle EastRubio acknowledged that any attempt at regime change in Iran would prove difficult. His statement is also in line with Trump’s philosophy, as the threats against Tehran continue to ramp up. WAR ALERT: Trump Threatens IranAccording to a report by CNN, Trump is weighing a major new military strike on Iran. This attack would be the result of stalled nuclear discussions with Iran on the issue.