Doctors unionize as healthcare services are consolidated into corporate systems

As recently as the early 80s, about three of every four doctors in the U.S. worked for themselves, owning small clinics. Today, some 75 percent of physicians are employees of hospital systems or large corporate entities. Some worry the trend is leading to diminished quality of care and is one reason doctors at a large Midwestern health provider decided to unionize. Fred de Sam Lazaro reports.