Why Arsenal's red card appeal was denied but Southampton's wasn't

Arsenal's Brazilian defender David Luiz waits for a red card decision during the English Premier League football match between Wolverhampton Wanderers and Arsenal at the Molineux stadium in Wolverhampton, central England on February 2, 2021. (Photo by Shaun Botterill / POOL / AFP)

Why Arsenal’s red card appeal was denied but Southampton’s wasn’t

There seems to be a lot of confusion around the law in the Premier League and that’s making David Luiz’s red card even more ridiculous.