Breitbart head Steve Bannon ordered editors at the far-right website on Tuesday to step up its overwhelmingly negative coverage of Sen. Luther Strange Luther Johnson StrangeSessions hits back at Trump days ahead of Alabama Senate runoff The biggest political upsets of the decade State 'certificate of need' laws need to go MORE (R-Ala.), President Trump’s pick in the Alabama GOP Senate run-off, CNN reported.

Bannon, who previously served as Trump's chief strategist in the White House, had already come out in support of former state Supreme Court Justice Roy Moore, who is leading Strange in the polls. Trump endorsed Strange and will travel to Alabama on Friday to campaign for him.

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Breitbart news editor Matthew Boyle reportedly told reporters that "the only story that matters until next week is Alabama."

"As of now, everyone is working on the Alabama race. If anyone has any questions please let me know,” Boyle wrote in a Slack message to staffers obtained by CNN.

Bannon, Boyle and Breitbart spokespeople did not return CNN’s requests for comment.

At least six stories about Moore were featured on the Breibart home page as of Tuesday evening.

Bannon has stepped up his attacks against the GOP establishment since leaving the White House last month.

The former senior Trump aide declared “war” against Senate Majority Leader Mitch McConnell Addison (Mitch) Mitchell McConnellMomentum growing among Republicans for Supreme Court vote before Election Day Trump expects to nominate woman to replace Ginsburg next week Video of Lindsey Graham arguing against nominating a Supreme Court justice in an election year goes viral MORE (R-Ky.) and Speaker Paul Ryan Paul Davis RyanKenosha will be a good bellwether in 2020 At indoor rally, Pence says election runs through Wisconsin Juan Williams: Breaking down the debates MORE (R-Wis.) in a "60 Minutes" interview earlier this month.

McConnell is also backing Strange in the special election to fill the seat previously held by Attorney General Jeff Session.

Moore led Strange by 8 points in a poll released earlier this week.