Managing the cost of caregiving: Value of unpaid care estimated at $600 billion a year

48 million Americans are caring for someone over the age of 18. Most of them are family members caring for an aging parent or relative. The value of that unpaid care is around $600 billion a year, according to AARP. CNBC's Sharon Epperson joins 'Squawk Box' with a look at the financial and emotional cost of that care.