Oil workers adjust a pipe section at the turntable on an oil derrick in an oilfield in the village of Otrada, Russia. After a promising start on keeping its pledge to cut production, Russian production is now just over halfway to the reduction Moscow promised. Compliance from the 11 non-OPEC participants — estimated at just 64 percent in February — will come under scrutiny at a ministerial meeting in Kuwait City on Sunday. Photo: Bloomberg News /File Photo / © 2016 Bloomberg Finance LP