"Arrest of Marines Suspected of Smuggling Migrants Points to Lucrative Trade"

NYT:

they were pulled over minutes later and arrested by Border Patrol agents. That stop on July 3 led this week to the arrest of 16 other Marines suspected of human smuggling and drug violations, pointing to a much broader operation that reached deep into the enlisted ranks.

...

The leaders at Camp Pendleton [in Southern California] sent a strong message this week as the investigation widened, ordering the 16 Marines to the front of an early morning battalion formation on Thursday, and arresting them in front of 800 of their peers.