Commodities Oil prices down for a second day as US Gulf of Mexico output returns Updated : July 16, 2019 08:20 AM IST Brent crude futures were down 10 cents, or 0.2 percent, at $66.38 a barrel by 0028 GMT. They fell 0.4 percent overnight. US crude fell by 10 cents, or 0.2 percent to $59.48 a barrel. The US benchmark fell about 1 percent in the previous session. Chinese data on Monday showed industrial output and retail data beat expectations, overall figures showed the country's slowest quarterly economic growth in decades.