Kelly Childers, Carmeuse Longview Operations Brandon Clemmons, Vulcan Materials Darren Conn, MSHA SE District Office (not pictured) James Hinton, Nutrien White Springs Karen Miller, Florida MSHA State Grants Brian Millington, Nyrstar Tennessee Mines Hoyt Murphy, Argos Calera Crystal Pearce, Mosaic New Wales Rob Seaborn, Mosaic Four Corners Jon Sheppard, U.S. Silica Stanley Shotts, Argos Calera Brian Thompson, MSHA SE District Office Robert (BJ) Wilsford, Vulcan Materials David Yates, Ph.D., Carmeuse Longview Operations |