Newsworthy tips shed light on a matter of significant public interest. Do you have a news tip you want to share with our journalists? You can contact them directly by email, or you can send tips to our general newsroom inbox at CNBCtipline@versantmedia.com . If you have a tip you think might interest our investigative unit, please email investigations@nbcuni.com . You can also find ways to communicate more securely below. Keep in mind there are several tools that help protect your anonymity —