Close Advertising How new ‘sniffer’ tool could find Nancy Guthrie Like About Share0 views0% 0 0CNN’s Kate Bolduan speaks with David Kennedy, who helped create technology used to track bluetooth signals from pacemakers, about how it can be used in the search for Nancy Guthrie. Date: February 17, 2026CNN Bolduan CNN's Kate Share on Facebook Share on X Share on LinkedIn Share on Reddit Share on Odnoklassniki Share on VK Share by emailRelated videos 5K 96% Two people detained by ICE in school parking lot 7K 86% Child shot and killed while playing ‘ding dong ditch’ 9K 93% Spelling Bee champion crowned 3K 89% Details emerge in fatal shooting of ICE detainees in Dallas 6K 95% Curfew goes into effect in downtown LA 7K 91% CNN meets lifelike robotic Olaf from Frozen 4K 89% Talarico’s TX swing, midterm voter motivation & more | Enten roundup 9K 93% How US thinks Kim Jong Un has gotten billions to fund nuclear program Show more related videos