President Joe Biden and first lady Jill Biden return to the White House after a trip to Camp David, in Washington, March 21, 2021. REUTERS/Erin Scott CNN: For Biden, the White House is 'a Monday-through-Friday kind of place' (CNN)Beginning in 1973, when he was a United States Senator from Delaware, Joe Biden had a ritual: nearly every evening he would hop a train back to Wilmington after his work day on Capitol Hill, spending most nights and weekends at the place he considered home, 100 miles from Washington. Doing so earned him the nickname "Amtrak Joe," and in 2011, the Wilmington depot was renamed the Joseph R. Biden Jr. Railroad Station. In all, he took more than 8,000 of those roundtrips during his 36 years in the Senate and, though less frequently, his eight years as vice president, no small feat for a busy politician. Turns out old habits die hard. Since taking office four months ago, the President has spent more weekends away from the White...