NATO: 7,000 to 15,000 Russian troops dead in Ukraine

A Ukrainian firefighter sprays water inside a house destroyed by shelling in Kyiv, Ukraine,Wednesday, March 23, 2022. The Kyiv city administration says Russian forces shelled the Ukrainian capital overnight and early Wednesday morning, in the districts of Sviatoshynskyi and Shevchenkivskyi, damaging buildings. (AP Photo/Vadim Ghirda)

A woman sits on a bench and a Ukrainian serviceman guards the area during a press conference by Kyiv Mayor Vitali Klitschko and his brother, former heavyweight boxing world champion Wladimir Klitschko, in Kyiv, Ukraine,Wednesday, March 23, 2022. From a public park in the city, Klitschko said 264 civilians had so far died from Russian bombardment on the capital, including four children. As he spoke to reporters, explosions and loud gunfire echoed across the city. (AP Photo/Vadim Ghirda)

KYIV, Ukraine — NATO estimated on Wednesday that 7,000 to 15,000 Russian soldiers have been killed in four weeks of war in Ukraine, where fierce resistance from the country’s defenders has denied Moscow the lightning victory it sought.