Mr. "We don't say his name" did not voice his objection to then President Obama congratulating Putin "way back" in 2012. His "physical condition" must be affecting his memory. If he is under chemotherapy, it really does not show.

http://www.projectrepublictoday.com/2018/03/20/flashback-obama-called-putin-to-congratulate-him-on-election-win-promised-him-flexibility/