Dnc Convention 2025 Virtual. 19 through 22 at the united center in chicago The democratic national committee plans to move forward with its virtual roll call to nominate joe biden — but will delay setting.

 — following the certification of the virtual roll call vote, harris officially nominated walz as her running mate.  — delegates to the democratic national convention held a ceremonial — and celebratory — roll call vote to mark what they’d already made official earlier this month.