Feds: Risk of 2016 quake increases, especially in Oklahoma

Oklahoma had more 3.0 to 4.0 earthquakes than California did last year. According to the U.S. Geological Survey, some of the central states have seen a dramatic increase in man-made quakes because of oil and gas production including fracking.

MENLO PARK, Calif. -- Oklahoma had more 3.0 to 4.0 earthquakes than California did last year. According to the U.S. Geological Survey, some of the central states have seen a dramatic increase in man-made quakes because of oil and gas production including fracking. Watch the video player above for Lyanne Melendez's full report.
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