 Complete the following phrase:  Since the mid-2000s, the FIA, motor sports world governing body, have restricted what a Formula One driver may do on his victory lap. The sporting regulations state that at the end of a race, all cars must proceed on the circuit directly to the post race parc fermé without stopping, without overtaking unless clearly necessary, without receiving any object whatsoever and without any assistance except that of the marshals if necessary, although this rule has rarely been enforced, such as Felipe Massa taking a Brazilian flag following his victory at the 