Tucked inside the inspector general’s report on former FBI Deputy Director Andrew McCabe was the story of an August 2016 phone call from a high-ranking Justice Department official who Mr. McCabe thought was trying to shut down the FBI’s probe into the Clinton Foundation at a time when Hillary Clinton was running for president. The official was “very pissed off” at the FBI, the report says, and demanded to know why the FBI was still pursuing the Clinton Foundation when the Justice Department considered the case dormant. Former FBI officials said the fact that a call was made is even...