Poland Says Russian Missile Briefly Entered Its Airspace

A Russian missile briefly entered Poland’s airspace on Friday after Moscow attacked neighboring Ukraine with the biggest aerial barrage of the 22-month invasion, army commanders said in Warsaw.

The missile flew over the border at around 7 a.m. and traveled about 40 kilometers (25 miles) deep into the Polish airspace before returning to Ukraine, General Wieslaw Kukula told a news conference.

Poland, a NATO and European Union member, has been on alert ever since a stray rocket killed two people in a village in eastern Poland more than a year...