it's besieged, and there's no power or clean water and little food. ukrainian authorities say russian shelling has stopped rescue workers reaching this theatre in mariupol, which was targeted in an earlier attack. some people have managed to escape the city. let's hear from one of them. 0n the entrance to one of the checking points, the russians started to shoot the cars. they hit one car, seven or eight cars from me, my carjumped. there he hit a car with two children inside. i don't know what people could do