The phrase "assist authorities" is correct and usable in written English.
You can use it when referring to providing help or support to government or law enforcement agencies in various contexts.
Example: "The organization aims to assist authorities in their efforts to combat cybercrime."
Alternatives: "aid officials" or "support law enforcement".
At least two former SAC employees continue to assist authorities in their investigation of SAC.
The iPhone maker has repeatedly argued that private companies can't be compelled on a whim to assist authorities without limits.
Canada stands ready to provide whatever support it can to assist authorities in determining the cause of the crash".
Roy reported Farabi's 2014 threats to the FBI, who this week sent a team of investigators to assist authorities in Bangladesh.
1218, 1221, 8 L.Ed.2d 1234 19622), and a jailmate has obvious incentives to assist authorities, one may expect a detainee to act with corresponding circumspection.
Earlier this week, Elon Musk announced that he was sending engineers from The Boring Company, as well as SpaceX experts, to the rescue site to assist authorities, with whom he had been in contact with.
Mr Guo was later reported by his company to be assisting authorities with an unspecified investigation.
The company pointed the finger at Ronnie by stating it was assisting authorities with inquiries regarding "actions of certain members of the former management team".
He argued that he had simply disclosed the Chinese hackers' thievery to "appropriate federal officials," and had assisted authorities "in the investigation of suspected criminal activities".
Prosecutors have not said how the scam was discovered, but Cogburn did say Welch and Cousar assisted authorities in unraveling the details of the scheme.
"I'll get a new one, alright?" The man was eventually arrested in a nearby front yard and subsequently taken to Maroubra Police Station, where he is assisting authorities with their inquiries.
