San Juan City Mayor Francis Zamora leads the vaccination drive for infants against pertussis or whooping cough at the San Juan City Hall Atrium on Monday, March 25, 2024. PHOTOS BY ISMAEL DE JUANSan Juan City Mayor Francis Zamora leads the vaccination drive for infants against pertussis or whooping cough at the San Juan City Hall Atrium on Monday, March 25, 2024. PHOTOS BY ISMAEL DE JUANSan Juan City Mayor Francis Zamora leads the vaccination drive for infants against pertussis or whooping cough at the San Juan City Hall Atrium on Monday, March 25, 2024. PHOTOS BY ISMAEL DE JUANSan Juan City Mayor Francis Zamora leads the vaccination drive for infants against pertussis or whooping cough at the San Juan City Hall Atrium on Monday, March 25, 2024. PHOTOS BY ISMAEL DE JUANSan Juan City Mayor Francis Zamora leads the vaccination drive for infants against pertussis or whooping cough at the San Juan City Hall Atrium on Monday, March 25, 2024. PHOTOS BY ISMAEL DE JUAN