Oil rout unrelenting, Brent below $87 as IEA cuts demand

Global oil prices plunged further on Tuesday, with Brent crude falling almost 3 percent to another post-2010 low after the West's energy watchdog cut its estimates for oil demand this year and next. The global oil benchmark has fallen 25 percent from its 2014 high in June as supplies have risen and global demand has slowed, creating a glut in many markets. Adding to the bearish tone on Tuesday …