Vienna (AFP) - Four people arrested after the decomposing bodies of 71 migrants were found in a truck in Austria will appear before a judge in Hungary Saturday, officials said as the discovery sent shock waves through Europe.The truck, found Thursday on a motorway near the Slovakia and Hungary borders, was carrying refugees believed to be fleeing the war in Syria, and included a toddler and three young boys, Austrian police said.The grisly discovery highlighted the dangers faced by migrants fleeing conflict and hardship in the Middle East and Africa even once they reach Europe, with many putting their fate in the hands of profit-hungry people smugglers.A court on Saturday is to decide whether the four -- three Bulgarians and an Afghan, according to Hungarian police -- can be detained beyond an initial 72-hour period.Those arrested included the owner of the vehicle and two drivers, and were likely "low-ranking members...