Detailed text transcripts for TV channel - MSNBC - 20110311:16:26:00
>> they are dangerous because of currents or surfers and swimmers they stay away until north notice. >> we are hearing the terms advisories and threats. what is the difference? >> an advicery is a precaution and warning it is imminent threat. >> at this point how long is this advisory going to last? >> a tsunami is a series of waves that could last several hours. we have to wait and see how long it lasts. when we deem it safe, we give the all clear. an elementary school has been shut down at this hour. anything else new? >> that's about it. we have several patrols on the beaches to make sure t...