La. sinkhole collapses after quakes, new size disputed

Snip:
Meanwhile, pressure building beneath locals who live above the salt dome, sometimes feeling like they are "walking on jello" and sometimes jolted from continuing quakes have sparked human rights concerns regarding security, especially for those experiencing these intrusions occurring out of the mandatory evacuation zone...

[link to www.examiner.com]

Sounds like liquefaction is starting to take place.