From the article: Large Portions Of West Texas Sinking At Alarming Rate, New Report Finds
A twisted pipeline stretches above Wink Sink No. 1, showing the force of the collapse of tons of dirt.sinkholes-003
A report released Thursday by geophysicists at Southern Methodist University says a 4,000-square-mile area near the "Wink Sinks" is showing signs of alarming instability