Republican National Committee (RNC) Chairman Reince Priebus on Thursday inserted himself into a Twitter battle between Hillary Clinton Hillary Diane Rodham ClintonJeff Flake: Republicans 'should hold the same position' on SCOTUS vacancy as 2016 Momentum growing among Republicans for Supreme Court vote before Election Day Warning signs flash for Lindsey Graham in South Carolina MORE and Donald Trump Donald John TrumpUS reimposes UN sanctions on Iran amid increasing tensions Jeff Flake: Republicans 'should hold the same position' on SCOTUS vacancy as 2016 Trump supporters chant 'Fill that seat' at North Carolina rally MORE, attacking Clinton's private email server scandal.

After the presumptive Democratic presidential nominee told Trump to "delete your account," Priebus responded, "If anyone knows how to use a delete key, it's you."

.@HillaryClinton If anyone knows how to use a delete key, it's you. — Reince Priebus (@Reince) June 9, 2016