U.S. financial markets returned from the Memorial Day holiday to see the Dow Jones Industrial Average dip 50.81 points to 21,029.47.
Nasdaq was down 7 points, to 7,526.51.
Key movers include Cumulus Media, Saga Communications, and Sinclair Broadcast Group.
Cumulus enjoyed a nine-cent rise, to 49 cents, while Saga was up 15 cents, to $49.20.
Sinclair was off 80 cents, to $32.75 per share.