By Angela Rozas, Lauren R. Harrison and Christopher Latham
CHICAGO — Police work wasn't just a job for Officer Alejandro "Alex" Valadez. It was a family calling.
Valadez was one of three siblings to join the Chicago Police Department, and in just three short years, he had established himself as a go-to police officer in the tough Englewood District, unafraid of challenging assignments or long hours.
Chicago officer killed while investigating gunfire