Helicopter crash adds pressure as US and Iran face crisis
Even before Sunday's announcement of the crash of a helicopter believed to be carrying the Iranian president, relations between Tehran and the United States had come dangerously close to open conflict. What happens in the coming days — whether President Ebrahim Raisi and other leaders survive, and what Iran claims was the cause of the crash — could determine whether the two countries are able to find a way out of several simultaneous crises .In the long term, the fight that matters most is the one centered on Iran's nuclear program. The program had been largely contained after the Obama administration negotiated a nuclear deal with Iran in 2015. But President Donald J. Trump denounced and abandoned the deal six years ago, and eventually the Iran has resumed production of nuclear ...