Master sommelier Guy Stout toasts Cally Mercer and regional sales director Joel Thompson on the Mercer Estates 2012 Reserve Cavalie as the top red Wine for the 2016 Houston Livestock and Rodeo International Wine Competition. Stout, Mercer and Thompson helped pour Mercer wines at the Roundup and Best Bites, an event staged Feb. 21 at the NRG Center in Houston and attended by an estimated 5,700 wine lovers. The wine, made by Jessica Munnell in her first vintage at Mercer Estates, finished No. 3 overall in the competition, staged in November 2015.