 Complete the following phrase:  The 1960 24 Hours of Le Mans was the 28th 24 Hours of Le Mans Grand Prix of Endurance, and took place on 25 and 26 June 1960, on Circuit de la Sarthe. It was the fifth and final round of the F.I.A. World Sports Car Championship as well as being the fifth round of the inaugural FIA GT Cup. It was held just a week after the tragic 