Washington (CNN) Hawaii Democratic Sen. Mazie Hirono said Wednesday that there should be some attempt to corroborate an allegation of sexual assault against Supreme Court nominee Brett Kavanaugh before the Senate Judiciary Committee hears from the woman who is accusing him.

On Tuesday, Christine Blasey Ford's attorneys argued in a letter to the committee that the FBI should investigate the alleged incident , which Ford says occurred while she and Kavanaugh were in high school, before senators hold a hearing on the allegation.

Hirono told CNN "New Day" host Alisyn Camerota the committee is setting up a situation "where there is not even a modicum of fairness extended" to Ford without a proper FBI investigation into the incident.

"I think we should all be focused on why the heck does she not want to come. She doesn't want to be a part of a railroad job," Hirono, one of four women sitting on the Judiciary Committee.

Read More