The team is called to Texas to search for a serial rapist in Houston known as "The Piano Man" who has returned and is attacking his past victims. Meanwhile, Prentiss begins to deal with the traumatic experience caused by Ian Doyle after returning to the BAU.

The CSI team says goodbye to Catherine Willows as she makes a life-changing decision.

A nude body painting challenge unfolds as the contestants try to make an album cover for hip-hop star (and guest judge) Asher Roth.

When a mysterious illness overcomes the members of an up and coming rock band, Hank and Divya have to work together to find the cause; but Hank struggles with trusting Divya after her near fatal prescription error.

Barack Obama delivers his State of the Union address, Maurice Sendak gives Stephen a storybook ending, and Terry Gross provides a fresh perspective on Bill O'Reilly.

The chefs race against time to finish prep work for a meal. Later, they serve up cuisine at a food-drive block party. Guest judge: Cat Cora.

Episode info coming soon ..