The phrase "agents questioning" is correct and usable in written English.
It can be used in contexts where agents are in the process of asking questions or conducting inquiries.
Example: "The agents questioning the suspect were thorough in their investigation."
Alternatives: "agents interrogating" or "agents inquiring".
The next morning, Mr. Berg described F.B.I. agents' questioning as amicable, but pointed.
The next section of the letter, which appears to detail some of the information Mr. Shahzad had provided to the agents questioning him, was redacted.
The agents questioning me reminded me of just that, as well as of the potential for criminal prosecution – and all because of a link to a website, nothing more.
"We hadn't heard of foreign agents questioning the prisoners before," said Vienna Colucci of Amnesty International, "but if the goal is to get better information, then they should be guaranteed their rights and informed of the charges against them".
The man, Kamal Hassan, acknowledged lying to Federal Bureau of Investigation agents questioning him in February about the case and admitted spending time at a training camp run in Somalia by Al-Shabab, which the American government has designated as a terrorist group.
"Over the past 3 years, the government labeled several dozen [nonprofit] organizations 'foreign agents,' questioning their motives and imposing restrictions on their activities," Pokrovsky wrote.
When F.B.I. agents questioned Mr. Bakri in Bahrain, they concentrated most of their questioning on Mr. Derwish.
[C3.] Tax Questions in Virgin Islands Federal agents are questioning whether owners of some homes in the Virgin Islands are bona fide residents or are pretending to live in them to dodge an estimated $400 million in federal income taxes.
He told them he was not involved in hiding an inmate, Anthony Brown, an informant cooperating with the investigation by federal agents, and was not aware that one of his top lieutenants had intervened to stop agents from questioning Brown.
In July 2000, F.B.I. agents began questioning Mrs. Leggett for that investigation.
With Roger Angleton no longer able to testify, federal agents began questioning Mrs. Leggett about the case, leading to her incarceration.
