Negotiations to end the war are at an impasse over Iran’s nuclear program and the Strait of Hormuz, which remains mostly shut.

Each side is betting it can last longer than the other, analysts say. But there are risks in a stalemate without a deal.

Cease-fires in Lebanon and Iran are on shaky ground, with military attacks flaring and direct talks between Washington and Tehran to end their war stalled.

The last-minute scuttling of the trip to Pakistan was the latest sign of how far apart the two sides are on reaching a deal to end the Iran war.

President Trump withdrew from the Obama-era nuclear accord in 2018, saying it was the worst deal ever. But Iran responded with an enrichment spree that haunts the negotiations to this day.