He went to China and leaked documents of what Chinese systems the NSA had compromised in a failed attempt to gain asylum in Hong Kong. China kicked him out.
The fact that he's in Russia is 100% on Russia. If you think the Russians care about Snowden's travel documents, you don't know anything about Russia.
If you think that russia is not a beuerocratic hellhole that cares to an extreme amount about travel documents you have never had the pleasure of dealing with russian border security in a moscow airport.
Or you have more money and backing than an average person. I hear langely is quite hot this time of year?
The fact that he's in Russia is 100% on Russia. If you think the Russians care about Snowden's travel documents, you don't know anything about Russia.