How to combat loneliness

A new survey out Wednesday shows that while it may be a small world, a lot of us feel alone in it. According to Gallup, 23% of people surveyed globally said they felt significant loneliness the previous day. Megan Hays, associate professor and clinical psychologist at the University of Alabama at Birmingham, joins CBS News to unpack how loneliness can lead to serious health concerns and how to combat it.