We're finally going to find out why Trump is so obsessed with Russia

To this day, Trump has been steadfast in his defense of an autocrat who views the Soviet Union’s collapse as a tragedy and the United States as an enemy. Why? Soon I may not have to speculate. This week’s news out of special counsel Robert S. Mueller III’s office suggests that what has long been opaque will soon become clear.

Here’s some of what we know so far. It seems to be enough to make any self-aware president panic.