Westfield Downtown Plaza and a citizens' group lost legal challenges against the Railyards development, developer Thomas Enterprises and the city announced Monday. The lawsuits against the city of Sacramento, the city's Redevelopment Agency and developer Thomas Enterprises argued that the poject's two environmental impact reports (EIRs) were inadequate and did not comply with the California Environmental Quality Act known as CEQA. Sacramento County Superior Court Judge Lloyd Connelly ruled in favor of the city and developer on all points raised by the Downtown Plaza and three people represented by attorney Bill Kopper. Those individuals — Robert Castro Jr., Linda Powers and Chris Rich —