10 Fair Empl.prac.cas. 1063,10 Fair Empl.prac.cas. 239,9 Empl. Prac. Dec. P 9997equal Employment Opportunity Commission et al., Plaintiffs-appellees, v. the Detroit Edison Company, Defendant-appellant.equal Employment Opportunity Commission et al., Plaintiffs-appellees, v. Local 17, International Brotherhood of Electrical Workers,defendant-appellant.willie Stamps et al., Plaintiffs-cross-appellants, v. the Detroit Edison Company et al., Defendants-cross-appellees.equal Employment Opportunity Commission et al., Plaintiffs-appellees, v. Local 223, Utility Workers Union of America, Defendants-appellants