 That's not the only upside of cleaning. More Gen Z and millennials say they'd prefer a clean home to an expensive gift. Talker Research also finds 34% of couples with similar cleaning habits have been in their relationships for five years or more. Deborah Rodriguez, CBS News. Wall Street right now, the Dow's up 30, S&P's up 8, the Nasdaq's up 115. We'll check your forecast from the WDEL Weather Center next.