Brian Whitmore: Another Putin crony takes a fall
Russian President Vladimir Putin (R), accompanied by Prime Minister Dmitry Medvedev (L) and Kremlin chief of staff Sergei Ivanov, walks after delivering his annual state of the nation address at the Kremlin in Moscow on Dec. 3, 2015.
The apparent purge of Vladimir Putin's inner circle continues with the dismissal of longtime crony Sergei Ivanov as Kremlin chief of staff last week.
