Loosely wrap the pork slices in plastic wrap, lay flat and pound each of pork slice until they are 1/4" thick. Season them with salt and pepper and set aside.
In the meantime, heat the broiler to high and toast the baguette slices for 1-2 minutes on each side until golden. Spread 1/2 tablespoon of tapenade on each baguette slice and top with a slice of cheese.
In a large skillet, heat oil to medium and cook each medallion 1- 2 minutes on each side until done.
Top each toast with a pork medallion and serve immediately