James Comey’s public testimony exonerates President Trump of obstruction of justice. To put it simply, “hoping” that something happens is not a crime. The law demands much more than that. Felony obstruction requires that the person seeking to obstruct a law enforcement investigation act “corruptly.” The statute specifically defines what that includes: threats, lies, bribes, destruction of documents, and altering or concealing evidence. None of that is alleged by Comey. Instead, the fired FBI Director recounts how President Trump expressed compassion for the man he dismissed as his National Security Adviser, calling Michael Flynn “a good guy” who “has been...