TRAVERSE CITY, Mich. -- Authorities raided 17 Chinese restaurants around Michigan that they suspect of ducking millions of dollars in taxes and importing undocumented workers as a "modern version of indentured servants." Search warrants were also served at 21 homes of suspected undocumented Chinese workers. Dozens were involved in the scheme, State Police Lt. Curt Schram said. "It cost them X number of dollars to come to this country and they're trying to work off that debt," Schram said. Investigators believe one family or related families own the restaurants, which are mostly in the central and west-central areas of the...