Seeing the daily damage and trauma can take its toll, but “that’s the job,” Detective Kelvin Catlin says of working in the Collision Investigation Unit of the Santa Ana Police Department. In the past couple of months, in the wake of one of the city’s more tragic fatal crashes, it has been even tougher. The past 18 months have been difficult overall as Santa Ana experienced a record 31 fatalities from automobile accidents in 2024 — particularly when most of them are so utterly preventable. While cities and governments spend money on mobility studies and solutions and manufacturers continue to…