Oil prices fell Friday on the firming U.S. dollar as investors tracked the latest twists in the Greek debt negotiations and braced themselves for the looming deadline in the Iran nuclear talks. Light, sweet crude for July delivery, the U.S. benchmark, lost 84 cents, or 1.4%, to $59.61 a barrel on the New York Mercantile Exchange. It finished the week down 35 cents, or 0.6%. The global Brent contract for August ended down $1.24, or 1.9%, at $63.02 a barrel on the ICE Futures Europe exchange. For the week, it lost $1.62, or 2.5%. Oil markets Friday followed a common recent pattern of taking cues from moves of the dollar, even largely ignoring an updated count on the amount of oil drilling in the U.S., analysts said. The Wall Street Journal Dollar Index, which tracks the dollar against a basket of other currencies, spend most of Friday’s session in […]