Lindsey Berce, 38, told Newsweek: “Kona isn’t just a medical alert dog;” he’s also her diabetic daughter’s best friend.

A manufacturing problem in millions of Abbott glucose sensors has been tied to at least seven deaths and hundreds of injuries worldwide.

Diabetes patients and their families are raising concerns, and in some cases filing lawsuits, after Abbott Diabetes Care recalled glucose monitors linked to seven deaths. In December, Abbott recalled ...