Oil prices plunge after Doha output talks fail

Oil prices plunged on Monday after the world's top producers failed to reach an agreement on capping output aimed at easing a global supply glut, sparking fears it could set off another round of price falls. Hopes the OPEC exporters club and other major producers including Russia would agree to freeze output at Sunday's talks in Doha helped scrape oil prices off the 13-year lows they touched in February. At around 0300 GMT, US benchmark West Texas Intermediate for May delivery was down $2.02, or