The local Girl Scouts council paid for a sign-language interpreter to attend Megan's Girl Scout meetings, a camping trip and other outings. But a federal lawsuit filed Wednesday on the 12-year-old's behalf alleged that the Girl Scouts abruptly disbanded Megan's Schaumburg troop early this year in retaliation for her mother's efforts to keep the 100-year-old organization paying for the interpreter. ....Megan, who has been deaf since birth, joined the Girl Scouts in kindergarten, her mother said. At the time, her mother requested that an interpreter be present at Scouting activities, and the Girl Scouts agreed to that, she said. But...