U.S. energy firms this week reduced the number of oil rigs operating for a third week in a row as drillers follow through on plans to cut spending with oil prices declining amid a global supply glut.  Drillers cut five oil rigs in the week to July 19, bringing the total count down to 779, the lowest since February 2018, General Electric Co’s Baker Hughes energy services firm said in its closely followed report on Friday. That compares with 858 rigs operating during the same week a year ago. The rig count, an early indicator of future output, has declined over the past seven months as independent exploration and production companies cut spending on new drilling as they focus more on earnings growth instead […]