The major loser could be Fortescue Metals Group, which needs to run at "sprint capacity" for the entire June quarter to meet its full year iron ore export guidance Eoin Treacy's view It is unlikely that Australia will experience a damaging disruption of iron-ore exports because of a strike by deckhands on tug boats, but it is an outside possibility. Broadly speaking the threat of labour unrest has increased across the commodity spectrum as workers have been forced to tighten their belts amid cost cutting by their employers. The geopolitical risk premium has also increased with Russia's actions in Ukraine and investors have begun to look further afield for investments that could potentially benefit from supply disruptions.