Plot summary
Don and his team hunt for the killers of two rock climbers found in possession of a large diamond. Charlie decides he should get his FBI clearance reinstated while a new agent joins the team. Lou Diamond Phillips appears again as FBI tracker and sniper Agent Ian Edgerton; Ben Crowley, Joanna Canton, Myk Watford and Zach McGowan also guest star. First appearance of: Sophina Brown as Nikki Betancourt Mathematics used: Percolation Threshold and geometrical analysis
Credits
Adapted from Wikipedia contributors, Numbers season 5. HTML formatting and reference markers removed.