The murky investigation of Russian intelligence officers reportedly facing treason charges has taken a fresh turn, with the Interfax news agency quoting unnamed sources as saying that two suspects are accused of collaborating with the U.S. Central Intelligence Agency (CIA).

The news, unverified and uncorroborated, is the latest in a growing number of remarkable leaks that hint at possible struggles and hidden agendas inside Russia’s formidable security apparatus.

To date, not a single Russian official or law enforcement agency has commented on the record about the reported case against the Federal Security Service (FSB) officers, identified as Sergei Mikhailov and Dmitry Dokuchayev, and other alleged accomplices.

Instead, numerous Russian media citing anonymous sources have reported the suspects may be tied to hackers targeting the Russian elite and may have disclosed information related to cyberattacks targeting the U.S. election system.

These reports come on the heels of an assessment by U.S. intelligence agencies in early January concluding that Russia orchestrated a hacking campaign aimed at helping President Donald Trump defeat his Democratic rival, Hillary Clinton, in the election.

Read the whole story from Radio Free Europe, Radio Liberty.