Bell, already soldiering on with a dislocated collarbone, was left without vision in his left eye following a bang on the head from team-mate Rhead, who himself then limped off with a hamstring problem
Heslop, scorer of the Stags' goal in the 1-1 draw with Pompey, came off with a swollen foot.Chris Clements, who made a late substitute appearance at Fratton Park, despite not being fully fit, felt a niggle again on Monday and will now be rested on Saturday with a view to being fit to face Tranmere on Tuesday or York the following weekend.Skipper Adam Murray will sit out the second game of a three-match suspension.Cambridge will have on-loan Tom Naylor available following the completion of his three-match ban.The Derby midfielder received a straight red card on his debut for the U's versus Luton last month but has now also extended his stay for a further two months.Tom Champion could also be back in contention after recovering from the broken cheekbone he suffered early on at Crawley at the start of September.Both players could be pressed into action during a run of three games in seven days as Cambridge cope without long-term Achilles injury victim Issa Diallo
Source : PA
Source: PA