Nov. 3: While the majority of swine flu cases have been reported in people younger than 50, new research suggests that when infections do occur in older, they have a higher risk of complication. NBC's Robert Bazell reports.Add this to your queueAdded: Wed Nov 04 02:47:09 UTC 2009Air date: Tue Nov 03 00:00:00 UTC 2009Duration: 02:00