Detailed text transcripts for TV channel - MSNBC - 20180517:17:23:00
Here over the past few weeks but now we're told it is erupting from its summit. what does that mean? >> this case, it's actually because the lava level at the summit has dropped below the water table. that's allowing water to mix in with the lava. it will immediately turn to steam. if the steam gets trapped, it provides energy for explosions. that's what happened this morning. what will continue to happen will depend on how much water continues to get in there and to what degree rock falls within the summit, trapped, steam, and give it the energy for the explosion. >> how long do we suspect th...
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