NEW : James Holmes ' execution date has been set for February 3 . Prosecutors say they will seek the death penalty in the case . CNN 's Jim Spellman and Catherine E. Shoichet contributed to this report . Defense offered last week that James Holmes would plead guilty to avoid death penalty . Colorado has only executed one convict since Reconstruction .
NEW : James Holmes ' execution date has been set for February 3 . Prosecutors say they will seek the death penalty in the case . Defense offered last week that James Holmes would plead guilty to avoid death penalty . Colorado has only executed one convict since Reconstruction .