Investors will get the first chance to react to Moody’s downgrade of the U.S. credit rating late Friday over rising government debt and they’ll also look for more progress from President Trump on trade deals as the week kicks off.

Moody's U.S. debt downgrade is raising concerns that investors could reevaluate their appetite for U.S. government bonds, with the potential for rising yields to put pressure on stocks that are trading at elevated valuations.