It has churned Republican stomachs. Here are some of the probes it predicts:

President Trump’s tax returns

Trump family businesses — and whether they comply with the Constitution’s emoluments clause, including the Chinese trademark grant to the Trump Organization

Trump’s dealings with Russia, including the president’s preparation for his meeting with Vladimir Putin

The payment to Stephanie Clifford — a.k.a. Stormy Daniels

James Comey’s firing