Construction workers at the Metro Rail Transit (MRT-7) site along Commonwealth Avenue in Quezon City work on Wednesday, ahead of the Labor Day celebration. — Analy LaborConstruction workers at the Metro Rail Transit (MRT-7) site along Commonwealth Avenue in Quezon City work on Wednesday, ahead of the Labor Day celebration. — Analy LaborConstruction workers at the Metro Rail Transit (MRT-7) site along Commonwealth Avenue in Quezon City work on Wednesday, ahead of the Labor Day celebration. — Analy LaborConstruction workers at the Metro Rail Transit (MRT-7) site along Commonwealth Avenue in Quezon City work on Wednesday, ahead of the Labor Day celebration. — Analy Labor