Lou Gibson won his third silver medal of the Canada Winter Games in Halifax.The latest medal for the 46-year-old from 91原创 came in the men鈥檚 sit-ski para-cross-country five-km race last Thursday.He earlier won silver in the 2.5-km race and the 800m sprint race.Gibson has competed for five years and he also represented Canada at the 2010 Paralympic Games in Vancouver.Gibson suffered serious spinal injuries when he was involved in a cycling accident in 2003 while training for a triathlon.
