They are now deviating from the "collusion" angle and focusing on "obstruction of justice".
How long can this take? Mueller needs to ask Federal prosecutor whether or not Trump "hoping" that Comey would be able to drop the Flynne investigation constitutes obstruction of justice. A simple yes or no decision should be able to come forth quickly. If they believe it did, then charge him.
https://www.washingtonpost.com/world...=.1c486471e810