Rigs targeting oil in the U.S. fell by 9 to 605: Baker Hughes U.S. oil explorers idled rigs for a sixth week as they grapple with crude near $50 a barrel. Rigs targeting oil in the U.S. fell by 9 to 605, adding to the 61 sidelined in the previous five weeks and extending a five-year low, Baker Hughes Inc. said on its website Friday. Equipment put aside in the Permian Basin in West Texas led the decline. “We were expecting a lot of the marginal vertical and directional rigs to start coming back out of the market, and that’s exactly what we saw this week,” Matt Marietta, an analyst at Stephens Inc. in Houston, said. “Overall this is a trend I think is going to continue into year-end.” America’s oil drillers have idled more than half the country’s rigs since last October as the world’s largest crude suppliers […]