Visible crew/equipment: During one of the shots when they corner Mitchell Loeb at the phone booth, you can briefly see a reflection of the entire crew on one of the cars.
Visible crew/equipment: When Oliva punches Mitchell Loeb and he collapses against the car, you can briefly see the reflection of some crew members, one wearing a yellow jacket. (00:44:00)
Answer: He helped his father evade capture, impeding the investigation.