The
means: non-issue, doesn't matter, who cares.
Exactly. This was something he had done way back in college, he is an old man now. He admits what he did was wrong. Moreover, animal rights now a big issue in america nor has it ever been(unlike race which Lott comments were insensitive towards). This will be of no political significance.

Exactly. This was something he had done way back in college, he is an old man now. He admits what he did was wrong. Moreover, animal rights now a big issue in america nor has it ever been(unlike race which Lott comments were insensitive towards). This will be of no political significance.
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