NEW YORK - A month ago, it seemed inevitable: a massive global oversupply of crude oil production would overwhelm storage tanks in Oklahoma and fill supertankers off Singapore. Full Article
LONDON - The euro remained on track for its biggest quarterly fall and European shares for their best first quarter of the euro era on Tuesday, as worries about Greece's finances kept the single currency under pressure. | Video
ABUJA - Nigerian opposition leader Muhammadu Buhari built a lead of 2 million votes with three-quarters of states counted, raising the prospect of a stunning ballot box victory for a man who first came to power three decades ago via a military coup. Full Article | Slideshow
An armed prisoner breaks free from a Washington-area hospital "dressed in a hospital gown", according to police. Rough Cut (no reporter narration).