 Complete the following phrase:  Following the mainshock, a tsunami alert was issued for the nearby Makassar Strait, but was called off half an hour later. A localised tsunami struck Palu, sweeping shore-lying houses and buildings on its way. The combined effects of the earthquake and tsunami led to the deaths of at least 1,407 people and injured a further 632. This makes it the deadliest earthquake to strike the country since the 