three ton ones from the sky. reporter: so, of course, referencing bombs dropped from potentially russian warplanes. and what we have been seeing over the past few days is just a consistent shelling, a consistent bombardment of that steel complex, the azovstal steel complex, a massive complex that has really become the focal point of ukrainian resistance in that city. that is where ukrainian marines are, that s is where members of the azov battalion are, fighting units, and where hundreds of civilians have now been sheltering for weeks. it is really kind of a microcosm of what we re seeing across mariupol where you have fighting alongside, you know, ordinary civil glanz ians in mariupol tht get out. we re hearing of a humanitarian corridor that may or may not be open at this point. the mayor of mariupol is urging residents to use this