Transportation

Boeing: more work needed before launch of stretch 787

Boeing Co said on Monday it was moving ahead with plans for a stretched version of its fuel-efficient 787 Dreamliner but added that more work is needed before it obtained company approval for an official launch.

Facts about California's high-speed rail plan

California officials are marking the start of work on nation's first high-speed train, which, when completed, would take travelers from Los Angeles to San Francisco in less than three hours.