outside of mariupol, ukrainian officials point to nassau satellite images that show ground in one area has recently been disturbed. they also say claims from one source indicate that the site has been used to dispose of bodies. cnn is working to independently verify those claims. meantime, russia has unveiled a new goal in the conflict, a new strategy. a commander saying taking control of southern ukraine and even donbas region to establish a land block of crimea. there is new credit yo that shows utter destruction in the small village of moschun, north of kyiv. house after house flattened. the ukrainians played a major role in pushing back from the city. 100,000 people are trapped in mariupol including soldiers and sillians. ukraine s deputy prime minister announced this morning, a humanitarian corridor is now open to evacuate, women, children and the elderly. this morning, we are hearing reports of more shelling in the kharkiv region. we re going to bring you up to date w