After a Russian nightclub fire killed 113 people in Perm, a national day of mourning and allegations that corruption fed the tragedy.
The US and Russia are pledging to maintain the provisions of the 1991 START pact. But even with the best intentions, the path to cooperation is not always smooth.
Russian Prime Minister Vladimir Putin, theoretically his country's No. 2 leader, gave a lengthy talk Thursday that did nothing to dim speculation he plans to run again for president.
Russian lawyer Sergei Magnitsky sued police for corruption, then died while in police custody. Is the investigation ordered by President Dmitry Medvedev a sign of tougher anti-corruption policy?
Is Medvedev the lapdog of Putin? Or is he biting his mentor's ankles? No one knows, which makes taking sides a dangerous guessing game, particularly for the White House.
Despite efforts of Medvedev and Putin, Russia corruption forces businesses to add as much as 40 percent to production costs.
Russia made unexpected concessions to Ukraine, averting a winter gas stand-off. Some saw a second deal: Vladimir Putin supporting Yulia Tymoshenko to sideline her rival, pro-West President Viktor Yushchenko.
A new Russian doctrine – which says it can use nuclear weapons preemptively against small regional adversaries – is seen either as a sign of aggression or bluster to mask insecurity.
Ties may be fraying: Russia announced another delay in Bushehr, the Iran nuclear plant it is building, and has refused to fulfill a contract to supply advanced missiles.