Lindsay Clancy trial: Patrick Clancy takes the stand | Case by Case

Three years after the deaths of Cora, Dawson and Callan Clancy, the trial of their mother Lindsay is underway. In this week’s “Case by Case,” CBS News legal analyst Caroline Polisi and CBS News correspondent Shanelle Kaul take listeners inside the courtroom for jury selection, opening statements, and the highly anticipated testimony of her now ex-husband Patrick Clancy.