A new ad from Kentucky Democrat Bruce Lunsford attacks Senate Republican Leader Mitch McConnellMitch McConnellAmericans brimming with optimism on the economy McCain hopes Americans can be confident GOP-controlled Congress can investigate president GOP Congress unnerved by Trump bumps MORE for being a Washington insider. Lunsford is vying to challenge McConnell for his Senate seat.

"Mitch McConnell has been in the Senate 24 year. Washington's changed him, and things are getting worse," Lunsford says in the ad.

Except for the hit at McConnell, the ad is mostly biographical, introducing Lunsford's experience as a businessman and in the military.

McConnell campaign spokesman Justin Brasell declined to comment.

Here is the ad.