"The dissolving of one of America's most enduring transfer-of-power rituals — the outgoing president welcoming the incoming president on the steps of the North Portico..."

"... and then riding with them to the United States Capitol — is just one of the snubs the Trumps are perpetrating as they leave Washington. Instead of a president and first lady, the Bidens will be greeted by the White House chief usher Timothy Harleth, according to a source familiar with the day's events and planning.... The Inauguration Day snub of the Biden's comes on the heels of a series of broken norms and childish behavior that comes directly from the President of the United States, who has been vocal about his disinterest in preserving any semblance of decency towards the man who will succeed him. Trump, according to several sources, is even mulling whether to write a letter to Biden to leave for him in the Oval Office, a standard-bearing tradition. Melania Trump, who has not been seen in public in more than two weeks, has not reached out to Jill Biden, dashing expectations she would continue the passing along of hospitality to her successor, hosting her for a tour. Even after contentious election cycles, first ladies and presidents have set aside hard feelings and ego, no matter how bruised, until now...."

CNN reports.