The new Nokia Lumia 900 operating on Windows OS is displayed during the Consumer Electronics Show in Las Vegas, Nevada, U.S., on Tuesday, Jan. 10, 2012. The handset will be one of the first Windows-based phones to use the next- generation wireless technology known as long-term evolution, or LTE. Photographer: David Paul Morris/Bloomberg
The Lumia 900 is a pretty big deal for Nokia and Microsoft. The new LTE-equipped, AT&T-bound smartphone represents what could be the beginning of a new era for both companies in the mobile race — at least in the U.S.