Your Social Security number may have been leaked. Should you freeze your credit?

(NEXSTAR) – News surfaced this week of a major breach in which hackers claim to have stolen the personal data of every American, including birthdays and Social Security numbers.

The data, exposed in an April breach, appears to come from a background check company and could include as many as 2.7 billion personal records. It's now the subject of a class action lawsuit and causing renewed concern among people who fear they've been hit.

While the scope of the leak is astounding...