The tumor found in this man's brain turned out to be something repulsive and completely different than expected.
The goal of the Nova Milan's project is to help Costa Rica's struggles with plant-based waste such as banana, coconut, yuca and pineapple.
The event is being investigated by the Costa Rican police, with the Israeli Foreign Ministry being informed of the matter.
In a combined operation which included several Israeli delegations in the area, travelers from Guatemala, Honduras, Panama, Nicaragua and Costa Rica itself arrived on the flight.
International rescue unit assisted in five operations worldwide over last week.
Their extended families were 'deeply hurt' and the loss will be felt by their Jewish communities.
A Jewish family of five from Scarsdale, New York, was among the dead.