By Jamie Spencer Liverpool are reported to have submitted an enquiry to RB Leipzig over versatile defender Mohamed Simakan, although they aren’t the only club showing interest. This summer is an important one for Liverpool following the departure of Jurgen Klopp as the new Anfield sporting hierarchy seek to refresh the squad for replacement boss Arne Slot. Defence, an area the Reds could afford to delay seriously addressing last summer thanks to the emergence of Jarell Quansah, now has to be more of a priority. That is especially the case as Virgil van Dijk gets older, having admitted he could…