Minnesota's Mayo Clinic wants to secure its position as a leader in the health care industry. The clinic is consistently ranked as one of the nation's top medical facilities, with clinical and research activities and a large philanthropic base. But Mayo's competitors are also growing. And that's one reason the Rochester-based clinic is proposing a $5 billion expansion plan over the next two decades -- to stay ahead in the race to be a global medical leader.
MPR by Elizabeth Baier