related tags: 544D4B 594A46 9F6F63 C1AFA3 D0AC94 F3F1ED F6F2EA alexacosta apprentice apprenticeship dc government labor labordepartment mercuriaenergy ralexanderacosta us usa usdepartmentoflabor usdepartmentoflabordepartmentoflabor ussecretaryoflaborralexanderacosta washington worker 232222 907872