Peterborough could hand a debut to striker David Ball, who joined from Manchester City on deadline day.Defender Gabriel Zakuani (shoulder) and striker Dave Hibbert (knee) are both still on the sidelines. [LNB]Southampton captain Dean Hammond should return to the starting line-up after fully recovering from a calf injury. [LNB]New signing Jonathan Forte will be in the squad, while midfielder Adam Lallana could be named on the bench after recovering from a knee injury. [LNB][LNB]Peterborough United assistant manager Kevin Russell told BBC Radio Cambridgeshire: "If we can keep the ball and not keep giving it away in cheap areas then we won't be so susceptible on the counter attack.[LNB] [LNB][LNB] "We're getting better and as we all know if you keep the football you can't score. [LNB]"We can't afford to chop and change because we haven't got enough players to do that. It's just a case of putting the work in on the training ground."