The trio will undergo a second set of tests and are self-isolating.
Midfielder puts pen to paper on two-year deal at Tynecastle.
Wins for Rangers and Celtic at the top, while things are looking bleak for St Mirren.
Officials say season will not get underway until November 28 at the earliest due to ongoing public health concerns.
Celtic remain one point behind rivals Rangers, who won 5-1 against Motherwell on Sunday.
Fears have been voiced about the prospect of serious financial difficulties if there wasn’t a return to some sort of normality soon.
Crisis talks were held between the 30 lower league teams where they agreed to press on despite financial worries.
Ron Gordon optimistic that Hibs will emerge from the coronavirus pandemic in good shape.
Rangers winger Ryan Kent will be on Gareth Southgate's radar according to the club's assistant manager.
Rangers set up a clash at Ibrox with the Turkish giants with a 4-0 win over Willem II.
The Steelmen lost 3-0 to Hapoel Be'er Sheva, ending their Europa League hopes.
The Celtic manager felt his team had been in control of the match before Mohamed Elyounoussi scored.
Rangers beat Willem II 4-0 but a 1-0 defeat in Portugal ended the Dons' dreams.