WESTERN BUREAU:Montego Bay’s vision of transforming its historic downtown into an open-air gallery gathered momentum on Thursday with the unveiling of its third public mural, while three more artworks are already planned.The striking piece by acclaimed Jamaican muralist Anthony ‘Taoszen’ Smith now adorns the exterior wall of Hilton’s Pharmacy on the corner of St James Street, adding another landmark to the city’s emerging Art Walk and reinforcin…