Samsung may launch additional Galaxy S5 versions this year including a more rugged model, just like it did last year with the Galaxy S4. A Galaxy S5 Active will apparently be available from various U.S. carriers including ATT and Sprint, @evleaks has learned, revealing that the model number for the handset is SM-G870x. However, the leaker has not provided other details about the handset, and it’s not clear how much the device will cost, or when it will be released. The SM-G870 has appeared in early March in a shipping manifest on Indian import site Zauba, with SamMobile speculating at the time that the phone may be a Galaxy S5 mini version. Meanwhile, previous reports hinted that a Galaxy S5