With one surprise attack after another, Ukraine keeps inventing new ways to wage war with drones. In turn, Russia is building a massive drone army of its own.

Ukraine’s shock drone strike on Russia’s strategic bomber fleet this week has generals and analysts taking a new look at threats to high-value United States aircraft at bases in the homeland and abroad – and the situation is worrisome.

WASHINGTON, D.C. - Russia launched one of the largest air attacks in retaliation from Ukraine's surprise drone attack a few days ago. The latest attacks put into question whether the two will be able to reach a ceasefire agreement.