Sprint launched its WiMAX-based 4G service in Chicago; Dallas-Ft.Worth; Charlotte, N.C.; Greensboro, N.C. and Raleigh, N.C. Sprint 4G will launch later this month in the Texas cities of Austin and San Antonio. These follow 4G launches earlier this year in Atlanta, Las Vegas, Philadelphia and Portland, as well as Abilene, Texas; Amarillo, Texas; Bellingham, Wash.; Boise, Idaho; Corpus Christi, Texas; Killeen-Temple, Texas; Lubbock, Texas; Midland-Odessa, Texas; Milledgeville, Ga.; Waco, Texas and Wichita Falls, Texas. Sprint also plans to deploy Sprint 4G service in these additional markets in 2009: Honolulu; Maui, Hawaii; Salem, Ore. and Seattle. http://www.sprint.com