Donetsk People Republic Emergency Situations Ministry employees clear rubble at the side of damaged during a heavy fighting buildings in Mariupol, in territory under the government of the Donetsk People's Republic, eastern Ukraine, Thursday, May 12, 2022. (AP Photo)

This satellite image released by Maxar Technologies shows an overview of the aftermath of continued aerial and artillery attacks on the Azovstal steel plant compound in eastern Mariupol, Ukraine, May 12, 2022. (Photo by Satellite image ?2022 Maxar Technologies / AFP) / RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT "AFP PHOTO / Satellite image ?2022 Maxar Technologies" - NO MARKETING - NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS

This satellite image released by Maxar Technologies shows the eastern end of the Azovstal steel plant and the aftermath of continued aerial and artillery attacks on the compound in eastern Mariupol, Ukraine, May 12, 2022. (Photo by Satellite image ?2022 Maxar Technologies / AFP) / RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT "AFP PHOTO / Satellite image ?2022 Maxar Technologies" - NO MARKETING - NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS

This satellite image released by Maxar Technologies shows the western end of the Azovstal steel plant and the aftermath of continued aerial and artillery attacks on the compound in eastern Mariupol, Ukraine, May 12, 2022. (Photo by Satellite image ?2022 Maxar Technologies / AFP) / RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT "AFP PHOTO / Satellite image ?2022 Maxar Technologies" - NO MARKETING - NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS

This satellite image released by Maxar Technologies shows cranes and vehicles activity by the Mariupol Theater in Mariupol, Ukraine, May 12, 2022. (Photo by Satellite image ?2022 Maxar Technologies / AFP) / RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT "AFP PHOTO / Satellite image ?2022 Maxar Technologies" - NO MARKETING - NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS

This satellite image released by Maxar Technologies shows people gathered at the Metro grocery store on the western side of the city in Mariupol, Ukraine, May 12, 2022. (Photo by Satellite image ?2022 Maxar Technologies / AFP) / RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT "AFP PHOTO / Satellite image ?2022 Maxar Technologies" - NO MARKETING - NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS

This satellite image released by Maxar Technologies shows the continued expansion of the Starokrymske Cemetery on the western edge of the city in Mariupol, Ukraine, May 12, 2022. (Photo by Satellite image ?2022 Maxar Technologies / AFP) / RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT "AFP PHOTO / Satellite image ?2022 Maxar Technologies" - NO MARKETING - NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS

A view shows the city of Mariupol and the Azovstal steel plant on May 10, 2022, amid the ongoing Russian military action in Ukraine. (Photo by STRINGER / AFP)

A view shows the city of Mariupol and the Azovstal steel plant on May 10, 2022, amid the ongoing Russian military action in Ukraine. (Photo by STRINGER / AFP)

A view shows the city of Mariupol and the Azovstal steel plant on May 10, 2022, amid the ongoing Russian military action in Ukraine. (Photo by STRINGER / AFP)

TOPSHOT A view shows the city of Mariupol and the Azovstal steel plant on May 10, 2022, amid the ongoing Russian military action in Ukraine. (Photo by STRINGER / AFP)

A view shows the city of Mariupol and the Azovstal steel plant on May 10, 2022, amid the ongoing Russian military action in Ukraine. (Photo by STRINGER / AFP)

A view shows the city of Mariupol and the Azovstal steel plant on May 10, 2022, amid the ongoing Russian military action in Ukraine. (Photo by STRINGER / AFP)

TOPSHOT A view shows the Azovstal steel plant in the city of Mariupol on May 10, 2022, amid the ongoing Russian military action in Ukraine. (Photo by STRINGER / AFP)

A view shows the Azovstal steel plant in the city of Mariupol on May 10, 2022, amid the ongoing Russian military action in Ukraine. (Photo by STRINGER / AFP)

A view shows the Azovstal steel plant in the city of Mariupol on May 10, 2022, amid the ongoing Russian military action in Ukraine. (Photo by STRINGER / AFP)

TOPSHOT A view shows the city of Mariupol on May 10, 2022, amid the ongoing Russian military action in Ukraine. (Photo by STRINGER / AFP)

A view shows the city of Mariupol on May 10, 2022, amid the ongoing Russian military action in Ukraine. (Photo by STRINGER / AFP)

A view shows the city of Mariupol on May 10, 2022, amid the ongoing Russian military action in Ukraine. (Photo by STRINGER / AFP)

A view shows the Azovstal steel plant in the city of Mariupol on May 10, 2022, amid the ongoing Russian military action in Ukraine. (Photo by STRINGER / AFP)

A view shows the Azovstal steel plant in the city of Mariupol on May 10, 2022, amid the ongoing Russian military action in Ukraine. (Photo by STRINGER / AFP)

A view shows the city of Mariupol on May 10, 2022, amid the ongoing Russian military action in Ukraine. (Photo by STRINGER / AFP)

A view shows the city of Mariupol on May 10, 2022, amid the ongoing Russian military action in Ukraine. (Photo by STRINGER / AFP)

A view shows the city of Mariupol on May 10, 2022, amid the ongoing Russian military action in Ukraine. (Photo by STRINGER / AFP)

A view shows the city of Mariupol on May 10, 2022, amid the ongoing Russian military action in Ukraine. (Photo by STRINGER / AFP)

A view shows the city of Mariupol on May 10, 2022, amid the ongoing Russian military action in Ukraine. (Photo by STRINGER / AFP)

A view shows the city of Mariupol on May 10, 2022, amid the ongoing Russian military action in Ukraine. (Photo by STRINGER / AFP)

A view shows the city of Mariupol on May 10, 2022, amid the ongoing Russian military action in Ukraine. (Photo by STRINGER / AFP)

A view shows the city of Mariupol on May 10, 2022, amid the ongoing Russian military action in Ukraine. (Photo by STRINGER / AFP)

A view shows the city of Mariupol on May 10, 2022, amid the ongoing Russian military action in Ukraine. (Photo by STRINGER / AFP)

A view shows the city of Mariupol on May 10, 2022, amid the ongoing Russian military action in Ukraine. (Photo by STRINGER / AFP)

TOPSHOT A view shows the city of Mariupol on May 10, 2022, amid the ongoing Russian military action in Ukraine. (Photo by STRINGER / AFP)

A view shows the city of Mariupol on May 10, 2022, amid the ongoing Russian military action in Ukraine. (Photo by STRINGER / AFP)

A view shows the city of Mariupol on May 10, 2022, amid the ongoing Russian military action in Ukraine. (Photo by STRINGER / AFP)

A view shows the city of Mariupol on May 10, 2022, amid the ongoing Russian military action in Ukraine. (Photo by STRINGER / AFP)