Guinness maker appoints former Tesco boss to stem falling sales

Former Tesco boss Sir Dave Lewis has been appointed to lead Diageo, the world's largest drinks firm, aiming to revive falling sales. Diageo, makers of Guinness, have seen weaker sales despite growth in Guinness sales, with stocks hitting a decade low. Sir Dave is set to take over in January, known for his turnaround skills at Tesco and Unilever, facing challenges like changing consumer habits and market pressures.