Feb. 11: 'Inconceivable', 'Internal Affairs'

Carolyn and Sean Savage's joy turns to disbelief when they learn that a rare mistake at a fertility clinic left Carolyn pregnant with someone else's child. NBC News' Meredith Vieira reports on the personal sacrifices the couple chose to make in an inspiring story of love and courage.  Visit their website here and watch a preview of 'Inconceivable' below:

A decorated detective becomes the prime suspect in a cold case murder when DNA test results surprise her fellow officers at the Los Angeles Police Department. Though she denies the allegations against her, the LAPD must investigate and handcuff one of their own. Josh Mankiewicz reports.  Watch a preview of 'Internal Affairs' below: