Inspector General Michael Horowitz's long-awaited report this week on FBI and Justice Department surveillance abuses does not provide the name of an unidentified FBI supervisory special agent (SSA) who made a series of apparent oversights in the bureau's so-called "Crossfire Hurricane" probe into the Trump campaign. However, a review of Horowitz's findings leaves little doubt that the unnamed SSA is Joe Pientka -- someone who could soon play a prominent role in the ongoing prosecution of Michael Flynn, as the former Trump national security adviser fights to overturn his guilty plea on a single charge of making false statements. Specifically,...