CBS Evening News | Government's goal is to enroll 7 million Americans in exchanges by next spring, but for the system to work, about 2.7 million must be young adults

An estimated 19 million young adults under age 34 do not have health insurance. The government's goal is to enroll 7 million Americans in exchanges by next spring, but for the system to work, about 2.7 million must be young adults. The Young Invincibles organization is helping young adults get coverage. Ben Tracy reports. Air Date: Aug 15, 2013