"The nature of warfare has changed." Alex Ferrara, partner at Bessemer Venture Partners, tells Tom Mackenzie that low-cost drones in the war in Ukraine show how the economics of defense are shifting. bloom.bg/3IHtQbZ | Bloomberg

From autonomous drones to battlefield algorithms, AI is transforming how militaries plan, fight and defend. On tonight's "Wall Street Week," we take a look at startup Shield AI and talk to co-founder Ryan Tseng. Watch at 6 p.m. ET https://bloom.bg/3L3bIKp | Bloomberg Television

Ukraine staged a dramatic series of strikes across Russia, deploying drones hidden in trucks deep inside the country to hit strategic airfields. Footage from a source in the Ukrainian Security Service showed black smoke rising from burning planes. bloom.bg/3Zbr4kt | Bloomberg