Two men who have taken on one of the most gruelling and physically demanding challenges of 40 half marathons in 40 days in memory of two very special men will finish the effort at Craigavon Lakes this Saturday (October 3). Armagh man, Glenn Chapman and his long-time friend Jason Wilson began their challenge in August. By the time they cross the finish line this weekend, they will have covered a whopping 840 kilometres. The pair are raising money…