Crystal Palace are yet to complete the transfer business this summer, with a handful of other positions needing to be strengthened. This summer has seen Crystal Palace do some excellent business in the transfer window, and yet we may still see more work done to bolster Oliver Glasner’s squad. Chadi Riad has been solid so far at centre-back, Daichi Kamada has been running the show throughout pre-season so far and the latest addition Ismaila Sarr could be making his debut this coming weekend. But despite the additions, there is still work to do for Palace and with potential other sales to come i…