Oil rout erodes second-quarter profits for U.S. majors Exxon, Chevron

Chevron Corp posted its worst quarterly loss since 2001 on Friday and Exxon Mobil Corp reported a 59 percent slide in profit, as the long crude price rout and tumbling refining income inflicted pain across the energy sector. Exxon, the world's largest publicly traded oil producer, shocked Wall Street as its quarterly profit missed expectations, sending its shares down as much as 4.5 percent on Friday. In the United States, where Exxon is the largest natural gas producer and a major oil producer,