Ukraine’s military commander in charge of the country’s drone warfare program urged the US and NATO countries alike on Wednesday to learn from Kyiv’s use of the technology on the battlefield so in the future there are not “hard questions from your children [about] when [their] father will come back.

Drones struck oilfields in Iraqi Kurdistan on Thursday, with officials pointing to Iran-backed militias as the likely source of attacks this week that have slashed the region's oil output by more than half.