Iran
If Iran declines nuclear deal, Trump says 'we'll find out' if a U.S. attack sparks regional war
The escalating rhetoric from both leaders comes as the U.S. has sent a carrier strike group and air defense systems to the Middle East.
Oscar-nominated screenwriter of Iranian drama 'It Was Just an Accident' arrested in Tehran
Mehdi Mahmoudian's arrest comes days after he signed a statement condemning Iran's violent crackdown on protesters.
Iran's supreme leader warns any U.S. attack would spark 'regional war'
Trump said that Iran is "seriously talking to us" as he presses for a deal to prevent the country from obtaining nuclear weapons.
Through carnage of the government crackdown, Iranian protesters looked to Trump
President Donald Trump urged Iranians to continue demonstrating because "help is on its way." 
U.S. warns Iran over planned military drills close to American forces
Tensions have continued to rise between the two nations after the Iranian regime’s brutal crackdown on nationwide protests left thousands dead.
Iran ready for talks or war, foreign minister says as Trump weighs military action
Iran's crackdown on nationwide protests earlier this month left thousands dead in one of the biggest challenges to the hard-line government in decades. 
Trump warns Iran time for nuclear deal is running out, says U.S. armada is ready for 'violence'
The president said the fleet was larger than the one he sent to Venezuela to prevent sanctioned oil tankers from leaving. 
Atomic scientists set 'Doomsday Clock' closer to midnight than ever
The Bulletin of the Atomic Scientists set the clock to 85 seconds before midnight, the theoretical point of annihilation.
Iran threats, Maduro capture and mixed messages on Ukraine: How Trump is boxing in Putin
Even as Washington tightens the screws, it is also keeping a direct channel to the Kremlin open. 
U.S. carrier arrives in Middle East as Iran's currency plunges to new low
The USS Abraham Lincoln is now in the region; Trump has said ships are being moved "just in case" he decides to take action against Tehran.
Iranians return to daily life in a capital scarred by deadly protests
In Tehran last week, NBC News observed scorched buildings and vehicles left in the wake of recent anti-regime protests that killed thousands.
