Ten-man Leyton Orient battled back to earn a point in a 2-2 home draw with fellow strugglers Chester.Things started well for Orient, who are now without a win in 13 league matches, when Macauley Bonne headed them into the lead after six minutes.However, Chester were level 10 minutes later in controversial fashion when James Akintunde's effort was deemed to have crossed the line.Ross Hannah's free-kick put the visitors in front just before half-time and things got worse for Orient in the 44th minute when Jamie Sendles-White was sent off.Hannah saw the resulting penalty saved and it proved vital as Jobi McAnuff's thunderous strike after an hour ensured a share of the points.