Rock & roll legend. World-class guitarist. Record-setting angler? Turns out that Eric Clapton, one of the greatest musicians of all time, is just as good with a fly rod as he is a guitar. Clapton, while on a fly-fishing trip to Iceland last week, landed a 28-pound salmon on the Vatnsdalsá River, setting the record for reeling in the biggest salmon of the summer. The massive fish measured 42.5 inches. The Whole Story here…