Indonesia on Saturday marked one year since a devastating earthquake and tsunami pounded the city of Palu, killing more than 4,000 people.Mass prayers are expected later in the day to remember victims of the 7.5 magnitude quake and subsequent deluge that razed swathes of the coastal city on Sulawesi island last September.Some 4,300 people were listed as dead or missing while nearly 60,000 people are still living in makeshift accommodation after their homes were destroyed, according to the Red…