 On the air at 1260 a.m. Online at KROXAM.com. The Voice of the Valley, 1260 a.m. KROX Radio in Crookston, Minnesota. At the Republican National Convention, Reince Priebus, a former White House chief of staff who President Trump fired via Twitter, offered delegates this observation. When Donald Trump tells you what he'll do on the campaign trail, well, look out because he will deliver when he walks into that Oval Office.