(CNN) Sen. Jeff Merkley said Thursday that the FBI's supplemental investigation into allegations of sexual misconduct against Supreme Court nominee Brett Kavanaugh "won't change any minds."

"Well, the report itself is empty," the Oregon Democrat said of the FBI report in an interview with CNN's Wolf Blitzer on "The Situation Room."

"It was designed to be empty, so no, the report won't change any minds."

The background check was reopened a day after a tense Senate Judiciary Committee hearing last week in which Christine Blasey Ford publicly alleged Kavanaugh had assaulted her when they were in high school in the 1980s. Kavanaugh testified that Ford's allegations, and other allegations of sexual misconduct made against him, were false.

While the report was not made available to the public, senators were permitted Thursday to view the results.

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