Sunderland look to be finally pushing forward with new striker additions after a difficult summer. The Black Cats had long been chasing a permanent deal for Caen’s Alexandre Mendy and had reportedly made a fresh bid earlier this week. However, it has since looked like Sunderland may have turned their attention away from the 30-year-old. It was claimed this morning that RB Salzburg striker Roko Simic had arrived on Wearside for a medical, while they are also closing in on Zenit attacker Wilson Isidor. The club’s progress of signing the pair seems to be moving very quickly, with fans trying to n…