Ukraine rejects deadline to surrender in Mariupol as Russia threatens to eliminate resistance

Ukrainian forces besieged in Mariupol have rejected Russia's demands to surrender and are still resisting an unrelenting assault on the southeastern port city, top Ukrainian officials said on Sunday.

Ukrainian Prime Minister Denys Shmyhal said the city, which has been surrounded by Russian troops since March 1, has not fallen. Ukrainian troops trapped in the city are holding out against the Russian onslaught despite overwhelming odds. But they are confined to pockets of resistance, and their numbers are unclear.

"There are still our military forces, our soldiers, so they will fight until...