"I'm not going to run for Senate and I'm not going to run for governor. I'd like to put those rumors to rest,” Griffin told a local newspaper, citing his recent appointment to the powerful House Ways and Means Committee. "I'm very honored and excited about this opportunity. I look forward to the work we have to do and I want to be unequivocal that I'll be focused on Ways and Means in the House."

Griffin had been one of a handful of Arkansas Republicans thought to be interested in challenging Pryor, who faces reelection in the heavily conservative and Republican-trending state. Others who could run include Rep. Steve WomackSteve WomackGOP budget chair may not finish her term Jockeying begins in race for House Budget gavel Trump reopens fight on internet sales tax MORE (R-Ark.) and incoming Rep. Tom CottonTom CottonOvernight Finance: GOP criticism of tax bill grows, but few no votes | Highlights from day two of markup | House votes to overturn joint-employer rule | Senate panel approves North Korean banking sanctions GOP senator: CBO moving the goalposts on ObamaCare mandate Cruz: It’s a mistake for House bill to raise taxes MORE (R-Ark.).