US readies for potential weeks-long Iran military op – Reuters

If launched, a campaign against the Islamic Republic could escalate into “a far more serious conflict” than previously seen, according to the news agency 

The US military is preparing for a sustained, multi-week operation against Iran if President Donald Trump orders an attack, Reuters has reported, citing two administration officials speaking on condition of anonymity.

Washington has intensified military pressure on Tehran amid negotiations over the Iranian nuclear program.