By Jonathan S. Tobin When President Joe Biden used the word genocide to describe Russia’s actions in Ukraine, it raised some eyebrows. But it didn’t generate the same kind of pushback some of his other previous unscripted remarks about that conflict, such as his call for regime change in Moscow or his threats to use chemical warfare against Russia. Nevertheless, the White House still walked back this statement and even the president conceded that he was just speaking for himself rather than announcing an official policy determination for the U.S. government. In response, Ukrainian President Vo…