Texas oil and gas workforce at 7-year low

A worker walks across a pad site where a drilling rig will create three to six wells next to each other at a Chevron drilling and hydraulic fracturing site Wednesday, July 19, 2017 in Midland. ( Michael Ciaglo / Houston Chronicle )
A worker walks across a pad site where a drilling rig will create three to six wells next to each other at a Chevron drilling and hydraulic fracturing site Wednesday, July 19, 2017 in Midland. ( Michael Ciaglo / Houston Chronicle )

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