are not conveyed to frontline troops it could create a dangerous and deadly situation its not just about the safety of our teams but its to not also lead people or accompany people into something where they could be in harms way wells said in the absence of humanitarian corridors ukrainian civilians have risked their lives trying to flee battle zones on their own many have been killed whats been happening in cities like mariupol is that in the absence of these concrete agreements you have civilians leaving but theyre doing so in a very ad hoc way theyre making a lifeanddeath decision to go and theres not a ceasefire agreement in place and theres not specifics about routes and the times and all of that so its very risky for people 100000 people trapped in mariupol much of the focus for humanitarian agencies in recent days has been on mariupol a port city of nearly 400000 people that has been under siege since the start of the russian invasion on feb 24 more mariupol childrens hospital destroyed in targeted attack ukrainian officials say mariupol mayor vadym boychenko told the associated press by telephone monday that the death toll in his city has surpassed 10000 and could reach double that as attacks continue boychenko also alleged russian forces have brought mobile crematoriums to mariupol to collect and incinerate civilian bodies in an attempt to cover up evidence of war crimes local residents walk past destroyed buildings and russian military vehicles after the town was recaptured by the ukrainian army in trostyanets town in sumy region ukra show more roman pilipeyepa via shutterstock russia has denied committing atrocities in ukraine and claims it is not targeting civilians vereshchuk said in a statement posted on social media monday that humanitarian evacuation routes were agreed upon for those traveling by private cars from mariupol wells estimated that more than 100000 civilians remain in mariupol for us mariupol really remains very much a focus and a priority wells said thats a city thats been for weeks now without any humanitarian aid theyve been for weeks now without really any proper safe passage for civilians out of the city more new russian commander same depravity and brutality pentagon update day 47 she said icrc teams have been trying for weeks to deliver humanitarian aid to mariupol without success we tried again a couple of fridays ago to access mariupol and our teams spent five days and five nights on the road trying to get into the city and security conditions didnt allow it wells said successful humanitarian corridors wells said the icrc has successfully used designated safe passages to get civilians out of the hardhit town of sumy in northeast ukraine and between the russiancontrolled city berdyansk to safety in zaporizhzhia a roughly 120mile journey more ukraine is preparing for attack in the east by russian forces zelenskyy says she said an unarmed icrc convoy from berdyansk to zaporizhzhia last week included buses