phips wrote:stupid question, im sure, but wtf does the fourth official do besides preside over the substitutions and hold up the added time board?
i know they're the backup in case one of the 3 officials gets injured but can the 4th make any calls or anything?
They can advise the ref. See Walker's sending off against Everton as an example, camera catches Oliver (4th official) speaking into his mic just before Madley shows the second yellow.