Dramatic images of glowing projectiles streaking down from space on May 24 marked the latest combat use of Russia's Oreshnik missile against Ukraine. Here is how the missile works, and why some of its payloads don't explode.

Russia has likely struck the city of Bila Tserkva in Kyiv Oblast with an Oreshnik medium-range ballistic missile.

Russian forces fired an RS-26 Oreshnik medium-range ballistic missile from Kapustin Yar at the city of Bila Tserkva, anchoring a massive 690-weapon barrage that targeted the…