Donald TrumpDonald John TrumpRouhani says Iran will never seek nuclear weapons Trump downplays seriousness of injuries in Iran attack after US soldiers treated for concussions Trump says Bloomberg is 'wasting his money' on 2020 campaign MORE will be joined by Sarah Palin at a sold-out rally in Tulsa, Okla., Wednesday afternoon, a day after the former vice presidential nominee endorsed the 2016 Republican front-runner in Iowa.

According to reports, the pair are expected to speak before a crowd of nearly 10,000 at Oral Roberts University’s Mabee Center shortly after noon, local time.