Colchester boost their play-off hopes and damage opponents Mansfield's similar aspirations after running out winners at home.
Colchester boss John McGreal continues to manage a mounting injury list ahead of the visit of Mansfield.
Plymouth boss Derek Adams denies telling Mansfield manager Steve Evans he is the best manager outside the Premier League.
Two goals in five second-half minutes see Plymouth earn victory after being given a searching examination by Mansfield.
George Taft's return to fitness has given Mansfield manager Steve Evans almost a full squad to choose from against Plymouth.
Manager Gary Johnson says he accepts a one-match touchline ban for his conduct in Cheltenham Town's draw with Mansfield.
Cheltenham Town's Kyle Storer is banned for four games as an appeal against his red card against Mansfield is rejected.
Cheltenham overcome the 18th-minute dismissal of Kyle Storer to hold in-form Mansfield to a draw at Whaddon Road.