There is no legal way to ban a controversial anti-illegal immigrants group from participation in the state's Adopt-A-Highway program without shutting it down entirely, state Transportation Department chief Will Kempton said Monday. "The bottom line is there is no way to deny these folks regardless of how we feel about them," Kempton said in a meeting with a dozen Latino legislators and representatives of minority organizations. "We will lose in court if we try to eliminate these folks." Latino lawmakers are angry that Caltrans issued a litter pickup permit to the San Diego Minutemen for a stretch of Interstate 5...