Poland, NATO say deadly explosion likely caused by Ukraine air defense

Polish President Andrzej Duda said on Wednesday that the explosion that killed two people near the country's border with Ukraine appears to be an "unfortunate accident," not an "intentional attack."

The big picture: Duda said it was "very likely" the explosion was caused by Ukrainian air defenses. The missile "unfortunately fell on Polish territory" as Ukraine defended itself against Russian strikes, he said.

Duda added that the projectile that caused the blast was "most likely" Russian-made, but officials have "no proof at the moment that it was a missile fired by the Russian...