The media have been quick to rubbish Attorney General Merrick Garland for his failure so far to indict former President Trump over the Jan. 6 attack on the U.S. Capitol. They have tarred him with epithets worthy of Trump himself, such as "Merrick the Mild" and "Merrick the Meek." And a host of former prosecutors and law professors have criticized his inaction, saying that Garland needs to indict Trump to vindicate the rule of law. We don't know for certain, but it appears that Garland's Justice Department has yet to convene a grand jury to investigate the affair. Were they...