the last survivor passed away ten years ago. these latest images will be used to create models to help keep the memory of the titanic alive. how the soaring cost of insulin is forcing some people with diabetes to take desperate measures like rationing doses.ts the new idea to solve the crisis. reporter: erin weaver was always worried about her son josh, a type i diabetic. mlin -saving medication he needed. he had insurance through his job. reporter: his prescription cost him $1,200 a month, more than his rent. last year he switched to a cheaper over-the-counter version. the switch caused a shock to his system.