Another all-sports radio station will launch in San Diego on Oct. 28, according to an internal memo sent out last night by a Clear Channel San Diego vice president. The station currently operating as KLSD-AM 1360 will become XTRA Sports 1360 and feature live and local programming each weekday from 6 a.m. to 7 p.m. Starting Monday, Oct. 29, Dave Palet and Jeff Dotseth are expected to fill the 6-10 a.m. slot, with updates from Mike Costa. At 10 a.m., Josh Rosenberg will host a two-hour show called "The Sportspage.'' At noon, Chris Ello will begin a three-hour show, while...