Ukrainian soldiers ride in a tracked military engineer vehicle as it races to the waterway during a wet gap crossing exercise as part of Rapid Trident 2019, Sept. 18, 2019, near Yavoriv, Ukraine. RT19 is an annual, multinational exercise, which involves approximately 3,700 personnel from 14 nations, that supports joint combined interoperability among the partner militaries of Ukraine and the United States, as well as Partnership for Peace nations and NATO allies. (U.S. Army photo by Pvt. Joanna Gaona Gomez)