Drones buzz overhead, troops hunker underground in Ukraine's hellish Kill Zone

The frontline in the Russia-Ukraine war stretches more than 700 miles and has barely moved in four years. Yet straddling this line is the Kill Zone, dominated by constantly evolving drone technology.<br>

KYIV, Ukraine The frontline in the Russia-Ukraine war stretches the entire length of this country, from north to south. It has barely budged in four years and is sometimes compared to the static, dea… [+6365 chars]

Autores: Greg Myre