Global worries flare over whether US sliding toward Iran war

President Donald Trump speaks to members of the media on the South Lawn of the White House in Washington, Tuesday, May 14, 2019, before boarding Marine One for a short trip to Andrews Air Force Base, Md., to travel to Louisiana. (AP Photo/Andrew Harnik)

In this Friday, May 10, 2019 photo released by the U.S. Navy, logistics specialists prepare to attach cargo to an MH-60S Sea Hawk helicopter on the flight deck the Nimitz-class aircraft carrier USS Abraham Lincoln in the Persian Gulf. The aircraft carrier strike group is being deployed to the Persian Gulf to counter an alleged but still-unspecified threat from Iran. (U.S. Navy photo by Mass Communication Specialist 3rd Class Amber Smalley, U.S. Navy via AP)

WASHINGTON — International worries that the Trump administration is sliding toward war with Iran flared into the open Tuesday amid skepticism about its claims that the Islamic Republic poses a growing threat to the U.S. and its allies in the Persian Gulf and beyond.