strain is the meniitis type b. we're not sure if what's going on now at princeton is the same stin they made the vacne for in europe. so that is a concern that we could vaccinate the children and it's not goi to be effective for them. >> dr. mika rorson, thanks for being with us tonigh apprecte it. >> thank you. now to what seems like the ever moreomplicated effort get the new health re law track after president obama announced insurance companies could contin coverage for those whose policies are being ncelled the company found a new challeng we get the latest om nbc white house correspondent kriste welker. >> reporter: new jersey insurance broker david oscar is scrambling to figure out what the presidens recent reversal urging iurance companies to restore canlled plans for a ye means for him and his clies. >> minitial reaction this week was this was like dante's inferno. >> reporter: he's been flooded