Season 6: Episode 14 - Grey Water

Grey Water: When a masked intruder tries to kill Rigsby and Van Pelt, they travel to Austin and regroup with Lisbon and Jane. Abbott gives them clearance to help the team track down the CBI killer. Meanwhile, the body of Dan Becker, an anti-fracking advocate, has been found on a fracking site west of Austin. The locals are blaming the oil company for Dan’s death, but the corporation thinks that a militant hacker group was behind the murder.