FinanceDSME sues labour union leaders after recent yard strikeDamages sought after related costs pile upUnder construction: part of the claimed damages relate to delays in receiving payment for, and in delivering, ships. Pictured are drillships at Daewoo Shipbuilding & Marine Engineering in South Korea.Photo: DAEWOO SHIPBUILDING & MARINE ENGINEERINGAmanda BattersbyLondon