On Oct 4, Sen. Mitt Romney tweeted: "When the only American citizen President Trump singles out for China's investigation is his political opponent [Joe Biden] ... it strains credulity to suggest that it is anything other than politically motivated." Does it really? If we assume that Trump's call to China to investigate, in effect, itself was really serious, let us make some other, hypothetical assumptions. Let us assume that there are several Americans who qualified for such an investigation, but only a few of them held or would be running for political office. Which would be more appropriate for investigation...