"Specifically, Mueller is close to rendering judgment on two of the most explosive aspects of his inquiry: whether there were clear incidents of collusion between Russia and Donald Trump’s 2016 campaign, and whether the president took any actions that constitute obstruction of justice, according to one of the officials, who asked not to be identified speaking about the investigation."

Mueller doesn't leak.

Unless Mueller is saying it himself... it's unsubstantiated blah blah blah

It's just like when they "leaked" the Rosenstein allegations to the NYT.

Neither does Seth Abramson.

This is just a pre-text to make it seem like the investigation is taking "too long".

Says the source is likely WH.

He wrote twenty tweets plus 5 PS's and 4 additional notes to explain why that story is wrong.