Paul Urey, 45, was detained by pro-Russian separatists in April and charged with mercenarism.
According to Ukrainian authorities, at least 350 Russian soldiers were killed in combat Tuesday.
The facility at Zaporizhzhia is the largest nuclear plant in Europe and one of the largest in the world.
The Ukrainian prisoners are currently being held in the occupied territories of Donetsk and Luhansk.
Artem Bardin was appointed as the "commandant" of the city of Berdyansk in Zaporizhzhia Oblast after it was claimed by the Russian army.
"The following is a list of names of American citizens who are included in the Russian 'stop list,' based on the principle of reciprocity," the Ministry of Foreign Affairs of the Russian Federation announced.
Ukrainian authorities say that Russia has now lost an estimated 49,800 soldiers since the war began in February.
President Volodymyr Zelensky noted that the Ukrainian army is continuing to accurately destroy Russian warehouses and headquarters as the war progresses.
G7 countries are joining forces to form an oligopsony or a buyers' cartel to get a better price for buyer-members while slashing the revenues for Russia's oil companies.
Ukrainian president Volodymyr Zelensky had previously said HIMARS are changing the course of the war in their favor.
Belarusian President Alexander Lukashenko also said he believes the war between Russia and Ukraine will end "in the near future."
Ukraine says at least 350 Russian soldiers were killed Wednesday.
The recording of the intercepted phone call was released Wednesday by the Main Intelligence Directorate of the Ministry of Defense of Ukraine.
Apart from shell shortages, the Russian army may also face problems with the effectiveness of artillery barrels, says a report.
Andrii Nebytov, Head of the Main Department of the National Police in Kyiv, said that as per intelligence, the missing children were forcibly deported to Belarus.
The Russian army suffered its biggest losses in the Donetsk and Kurakhiv directions, according to the General Staff of the Armed Forces of Ukraine.
The hunger riot began Tuesday when aid distribution at Meadow Park, Mariupol was suspended due to the large number of people.
Gorbachev adopted the principles of glasnost and perestroika, and unlikely friendship with President Ronald Reagan helped end the Cold War.
Former U.S. ambassador to Russia Michael McFaul said that Putin failed to meet any "strategic objectives" in the war.
At least one Russian soldier died in the explosion that occurred near the city of Kherson.
Ukraine-owned nuclear operator Energoatom advised people living in potentially dangerous areas to take iodine prophylaxis and limit their time in open areas.
The Russian army struck civilian areas in Zaporizhzhia, Kharkiv, Chernihiv and Sumy.