As the Grimm camp waits for the results of the computer testing, the freshman incumbent is battling for re-election to a seat he won as part of the Republican wave of 2010 that ousted Democrats from their majority in the House.
As for Grimm's allegation of a smear campaign, the FBI is investigating a former Grimm fundraiser for campaign finance irregularities. Earlier this year, the independent Office of Congressional Ethics ended a preliminary probe of Grimm's fundraising. National Democrats have seized on the probes to target Grimm's race.
Rep. Elijah Cummings, D-Md., right, hugs Harold Schaitberger, General President of the International Association of Fire Fighters, after the Congressman spoke at the IAFF's Legislative Conference General Session at the Hyatt Regency on Capitol Hill, March 9, 2015. The day featured addresses by members of Congress and Vice President Joe Biden.