>> -- sheree: it started with two explosions, at a belgium airport, then another on the subway. at least 30 people are dead. and more than 230 are injured. good evening, i' m sheree paolello mike: and i' m mike dardis. tonight. isis is claiming responsibility. chaotic sounds. mike: this is the sheer panic inside that airport. the chaos is captured by a witness. in the seconds after the suicide bombs were set off. the explosions happened. just outside a busy airport security checkpoint in brussels. quest -- >> everyone was in panic. we had to run, just because the situation was such it was very, everyone was scared, so everyone ran. mike: late today belgium' s interior minister admits authorities knew that an extremist act was being prepared were surprised by the scale of this attack. >> a lot of heavy weapons have