Mayor vows city will never forgive Russia as nearly 100,000 people remain besieged under inhuman conditions; estimates of civilian casualties vary between 3,000 and 20,000

Ukraine says 13 killed in strikes; US plans more sanctions on Russia; drone attack on science institute said to kill one in Kyiv; French energy company to halt Russian oil imports

Romaz, now in Poland, intends to head to Israel; says Ukrainian forces have managed to keep the Russian military from taking over the port city

Thousands believed dead in southern port city after Kyiv refuses Moscow's offer for safe passage in exchange for surrender, but with little communication, full extent still unclear

Associated Press video journalist Mstyslav Chernov and photographer Evgeniy Maloletka were the last journalists inside besieged city, hunted for reporting to the outside world

According to new assessment, with his forces apparently failing in Kyiv, Russian leader now appears to be aiming to secure strategic territory, force concessions with sieges

Kremlin's troops tell besieged city's defenders to lay down their arms by Monday morning; art school reportedly bombed with 400 people inside; Zelensky calls for meeting with Putin

Manolis Androulakis says siege of Mariupol will go down as a war crime; 'civilians are hit blindly and helplessly'

No word on casualties in strike on besieged port city; officials say people were seeking refuge inside building now destroyed; 20 babies borne by surrogates stuck in Kyiv shelter

Rabbi Menachem Mendel Cohen says several Jewish families were among those taking shelter in city's theater when it was destroyed, other families managed to leave on a convoy