Ukrainian officials say Russia has fired more than 700 attack and decoy drones at Ukraine overnight. That tops previous nightly barrages for the third time in two weeks.

Russia’s factories have begun churning out vast quantities of attack drones over the past year, producing a deadly fleet that is now taking to Ukrainian skies in record numbers almost daily. An assault Wednesday was the largest yet,

Russia fired a record 728 Shahed and decoy drones at Ukraine overnight, as well as 13 cruise and ballistic missiles, the Ukrainian air force said, in the latest escalation after weeks of mounting Russian aerial and ground attacks in the more than three-year war.