Warren County Commissioner Melissa Yancy has resigned. Her seat on the commission for the 5th District will be up for grabs in the upcoming election.According to her resignation letter, Yancy’s last day was March 29. She has served since November 2010 and was elected to fill the seat left by her late husband, Bill Yancy.She is retiring from the school system and will be relocating closer to family.“I have enjoyed serving the people of Warren County in the 5th District,” said Yancy.