By Samuel Meade Arsenal will host Newcastle United in an 8pm kick-off on Saturday as part of the new rule designed to stop short European turnarounds. Saturday will see three different kick-off slots despite no lunchtime kick-off, with four games starting at 3pm. There is then the 5.30pm game between Manchester City and Bournemouth. Arsenal and Newcastle then round out the day’s programme. The Gunners played at Porto on Wednesday night, losing to a late goal in their Champions League knockout tie. Managers and players have long bemoaned the short time between European and domestic commitments …