[Saint Paul FOR WEDNESDAY M.E.] Yesterday's election results have cast further doubt on the value of the DFL party endorsement process. Even with the support the endorsement brings, Mike Freeman couldn't beat Skip Humphrey. But he wasn't the only party endorsee to lose yesterday. Attorney General candidate Ember Reichgott Junge also finished a distant third in her race. In fact, only 2 of 6 endorsed candidates for statewide office prevailed yesterday. Minnesota Public Radio's Karen Louise Boothe reports; Mike Freeman emerged early on as the only gubernatorial candidate who promosed to abide by the party's endorsement process last June by not