(Corrects paragraph 7 to say Trump threatened to impose, not imposed, tariff on India for importing Venezuelan oil, corrected spelling of VENEZUELA in media identifier) By Trevor Hunnicutt ABOARD AIR FORCE ONE,

The US president says he has told Iran it has to do "two things" to avoid military action, as the US builds up its forces in the Gulf.

Many people in Tehran and Tel Aviv are worried that Trump will make good on his threats to attack Iran again, but for some, it's fear laced with hope.

The Trump administration has targets but no endgame.

Iran’s Islamic Republic, weakened by airstrikes in June and huge popular unrest, warns that it will strike back hard if attacked by the United States. This time, Iran may mean it.

Analysts believe PM Netanyahu is urging the US towards maximalist strikes.

President Donald Trump warned Iran "time is running out" on a nuclear deal, and Iran's foreign minister threatened retaliation against "aggression."