S2, E1: Avery welcomes D.B. Russell to the team as they investigate a burglary/homicide committed by someone who hacked the home's security system remotely. Also, Avery considers moving to a new position within the hierarchy of the FBI, Krumitz is a witness in his sister's trial, Elijah deals with a delicate family situation and more is revealed about Nelson's and Raven's backgrounds. Ted Danson joins the cast as D.B. Russell, the new Director of Next Generation Forensics, who transfers to Washington, D.C. from Las Vegas.