By CBS 2 Chicago Staff

CHICAGO (CBS) — A year into the COVID-19 pandemic, many are marking somber anniversaries, including the Chicago Fire Department.

A bell tolled at Truck Company 25 for Mario Araujo.

On April 7, 2020 the 49-year-old became the first Chicago firefighter to die of COVID-19 complications.

Araujo joined the department in 2003 and spent most of his career at Truck Company 25.

CBS 2 Chicago Staff