US stocks took a hit on Monday while Treasury yields rose as Wall Street processed Moody's downgrade of the US credit rating alongside developments in President Trump's tariff salvos. Moody’s cut the US government’s long-term credit rating from AAA to AA1 late Friday,

The stock market opened with losses Monday as trading began for the first time since the U.S. government suffered a significant hit to its creditworthiness. The Dow Jones Industrial Average,

Wall Street's major averages closed out Monday’s trading session mostly flat after trading lower for the bulk of the session. Learn more here.