Ukrainian officials say the influx of Western weapons is changing the balance on the battlefield.
CNN has identified nearly 20 attacks deep behind Russian lines so far this month, some of which caused large explosions and multiple detonations.
On a high-profile trip to the US, Ukraine's First Lady Olena Zelenska met with US First Lady Jill Biden at the White House.
Several people were killed and at least nine Russian soldiers were injured in an unexplained incident at a nuclear power plant in central Ukraine, a Ukrainian official said.
There has been no word yet from the Russian side about what happened.
Latest war news: Ukraine is capable of inflicting "significant losses" on Russia
Video summary of the war Ukraine - Russia: July 19
2022-07-20T12:23:15.759Z
Ukrainian officials say the influx of Western weapons is changing the balance on the battlefield. CNN has identified nearly 20 attacks deep behind Russian lines so far this month, some of which caused large explosions and multiple detonations.
