The fracture in a failed shroud: wires protrude from the swaged fitting. Credit: Vyv CoxDo you know the difference between a sudden fracture and a fatigue fracture? Understanding the characteristic 'beach marks' is the key to preventing catastrophic failure on your boat, says Vyv Cox Do you know the difference between a sudden fracture and a fatigue fracture? Understanding the characteristic 'beach marks' is the key to preventing catastrophic failure on your boat, says Vyv Cox