pertains to ukraine. we ve been talking about that effort on the part of the international committee of the red cross to try to get a team down to the port city of marriott paul because we know so many people are still trapped in that city which really has been under siege, a very grim situation there, but the red cross hasjust sent this update, bad news essentially saying that the team has had to turn back, essentially. it had to turn back, essentially. it had been on its way to the city of mariupol, but the arrangements and conditions made it impossible for that convoy to proceed. it couldn t reach mariupol and it couldn t facilitate the safe passage of civilians today. they will try again on saturday to get people out of mariupol. it says for the operation to succeed it is critical that the parties respect the agreements and provide the necessary conditions and security guarantees. sounds as if