Jury deliberations underway in Lindsay Clancy trial, here's what to know

The jury has begun deliberations in Lindsay Clancy's trial for the killings of her three children. Clancy has admitted to killing the kids, but has pleaded not guilty to murder charges, arguing she was overmedicated and suffering from postpartum psychosis. CBS News' Shanelle Kaul, Katrina Kaufman and Rebecca Roiphe have the latest.