#OnThisDay in 1987 #Jet debuted in @dc.com #MilleniumComics #7 when #Jamaican #CeliaWindward was #givenThePowerOverElectromagneticEnergy as a memberOf #TheNewGuardians & when she later contracts HIV while battling #theSuperVillain #HemoGlobin #sheChoosesToSacrificeHerself to repel an #alienInvasion