WASHINGTON – President-elect Donald Trump had his left hand down at his side – and not on one of the two Bibles his wife, Melania, held up for him – during his swearing-in ceremony. Does it matter?

House Speaker Mike Johnson has yet to seat Rep.-elect Adelita Grijalva more than two weeks after her special election victory in Arizona's 7th Congressional District. Grijalva’s swearing-in has ...