In this footage released by the Ukrainian armed forces on Sunday, Aug. 18, 2024, smoke billows in . what is said to show the destruction of a key bridge in Russia's Kursk region. Ukraine has destroyed a key bridge in Russia's Kursk region and struck a second one nearby, less than two weeks into its stunning cross-border incursion, disrupting Russian supply routes and possibly signaling that its troops are planning to dig in. (Ukrainian Armed Force via AP)