(June 17 2026) Volunteers extract blood from donors during the blood letting activity inside the city hall as part of their celebration of 19th cityhood of San Juan on Wednesday, June 17, 2026. Photo/Analy Lab — ANALY LABORANALY LABORANALY LABORANALY LABORANALY LABORANALY LABORANALY LABOR(June 17 2026) Volunteers extract blood from donors during the blood letting activity inside the city hall as part of their celebration of 19th cityhood of San Juan on Wednesday, June 17, 2026. Photo/Analy Lab — ANALY LABOR