A top Republican Senate hopeful used FBI Director James Comey’s remarks on Hillary Clinton’s private email to attack the presumptive Democratic presidential nominee as well as his own Senate rival, a sign that the email scandal will haunt the campaign trail despite the lack of a formal indictment.

“The message here — as it has been throughout her career — is that Hillary Clinton is too big fail,” Rep. Joe Heck, R-Nev., said Tuesday afternoon. “People in lesser positions would have been punished, but she gets to run for president of the United States.”