Shianne Smith has scooped two medals in track and field for Bermuda at the Island Games in the Isle of Wight.The 25-year-old won silver in the women's 100 metre hurdles in a time of 15.14 seconds, and bronze in the women's shot putt with a throw of 11 metres.Melissa Clarke also won silver in women's 400m.Bermuda have now won five medals at the Games.