Get the stories that interest you straight to your inbox every day with our personalised newsletterA 21-year-old man has died after his boat overturned in a loch.The tragedy unfolded just after 6pm last night after a major rescue operation got underway at Loch Snipe outside the village of Coylton.Two helicopters and a number of fire engines, ambulances and police vehicles raced to the fishing loch - which is located about five miles from Ayr on the B742.A Scottish Fire and Rescue boat was seen