The right certainly would've complained about a coverup if Comey hadn't said anything about the additional emails before the election. It was still a gross breach in protocol and wholly inappropriate.
As a rule the FBI simply does not announce they're investigating someone because it can damage the investigation, and because it could unfairly tarnish someone who has done nothing wrong.
The encroachment of political calculus into the Justice Department is not a good thing. Let Democrats or Republicans howl about whatever, the DoJ and other law enforcement and intelligence agencies need to do their job the right way, regardless of partisan complaining.
As a rule the FBI simply does not announce they're investigating someone because it can damage the investigation, and because it could unfairly tarnish someone who has done nothing wrong.
The encroachment of political calculus into the Justice Department is not a good thing. Let Democrats or Republicans howl about whatever, the DoJ and other law enforcement and intelligence agencies need to do their job the right way, regardless of partisan complaining.