Uncle Sam just played host to Samsung's SPH-L500 smartphone at the FCC, and it looks like the handset's next stop will be Sprint. With a 850 / 1900 CDMA radio and support for Band 25 LTE, the South Korean-designed smartphone carries the requisite kit to operate on the Now Network, and also packs WiFi a/b/g/n, Bluetooth and NFC. Though other details are scant, digging into the government paperwork reveals one major clue: size. Measuring up at roughly 5.2 inches tall and 2.6 inches wide, it's clear that we're in store for a hefty device, as it's ever so slightly smaller than the Galaxy S 4. Big Yellow and Samsu