Ways and Means announces four new Republican members

After gaining a seat, Griffin said he won't challenge Democratic Sen. Mark PryorMark Lunsford PryorMedicaid rollback looms for GOP senators in 2020 Cotton pitches anti-Democrat message to SC delegation Ex-Sen. Kay Hagan joins lobby firm MORE or run for governor in 2014, and would instead run for reelection, according to news reports. 

"I was going to give some serious thought to other options, but this is such an honor and it is exactly the subject matter I'm interested in — that I think holds the key to a lot of our fiscal problems," Griffin said.

Kelly vowed to "work diligently to apply my decades of experience in the private sector, as both a small business owner and job creator."