Are Iran, US really close to a breakthrough ‘deal’?

US President Donald Trump has a busy weekend ahead. The football World Cup has returned to the country after three decades; the White House is preparing for a UFC bout to mark Trump’s 80th birthday on Sunday; then, he will fly to the French Alps for a G7 summit.

But amid the pageantry, Trump is chasing a pivotal moment of his presidency as well: a deal with Iran that he says is imminent and coul...