Lawyers from Gibson, Dunn & Crutcher are mounting a full-throated defense of Evan Greebel, a former corporate partner at Katten Muchin Rosenman and Kaye Scholer who faces criminal charges in connection with his work for “pharma bro” Martin Shkreli.

As well they should. Prosecutors are supposed to wear the white hat, and it’s a mystery why the U.S. Attorney’s Office for the Eastern District of New York is so set on continuing with its original case against Greebel.