MILAN (AP) — Italy's antitrust authority has fined travel planning website TripAdvisor 500,000 euros ($600,000) following complaints of improper business practices lodged by a national hoteliers' association and a consumer protection agency. The antitrust authority said in a statement Monday that TripAdvisor had failed to adopt controls to prevent false reviews, while at the same time promoting the site's content as "authentic and genuine.Read more on NewsOK.com