MetroPCS whipped out a pair of new smartphones at CES today, with the Samsung Galaxy Attain 4G and the LG Connect 4G. Powered by a 1GHz CPU, the Gingerbread-coated Galaxy Attain (pictured at left) features a 3.5-inch display, 1.3-megapixel front-facing shooter, and a three megapixel camera 'round back, along with an LED flash. The latest addition to Samsung's growing Galaxy family is also the latest 4G LTE-enab