Dan Ronan

The violence further undermines the month-old ceasefire.

Secretary of State Marco Rubio says the U.S.

was acting defensively and insists the ceasefire remains in effect.

Of course we fired back at them.

They were shooting at us.

That's what I would expect to do.

Only stupid countries don't shoot back when you're shot at.

And we're not a stupid country.

The Trump administration is awaiting Tehran's response to the latest U.S.

proposal aimed at ending the war.

The Trump administration released files Friday that it described as new on UFOs.

This comes as criticism in recent attacks of a lack of transparency at the Pentagon.

NPR's Katia Riddle reports.

The U.S.

economy in April added a stronger than expected 115,000 jobs.

The nation's unemployment remains steady at 4.3 percent.

You're listening to NPR News.

In the occupied West Bank, thousands of runners gathered in Bethlehem Friday for the annual Palestinian Marathon.

As NPR's Anas Baba reports, for the first time in three years, runners in Gaza held a simultaneous race under the banner, We Run for Freedom.

The already tight capacity in the North American trucking industry could get even tighter in the coming days as law enforcement and safety officials in the U.S., Mexico, and Canada next week conduct high-level safety inspections May 12-14.