No, a Russian agent wouldn't have leaked anything to the western press. A Russian agent would have only disclosed what he knows to his superiors. Russian agents

No, a Russian agent wouldn't have leaked anything to the western press. A Russian agent would have only disclosed what he knows to his superiors. Russian agents that leak anything to the public usually end up dead pretty quickly. The reason why he ended up in Russia from Hong Kong is that his passport was voided by US authorities and Russia ended being the only country willing to take him without sending him back to US.