The U.S. Postal Service is closing all post office locations and suspending regular mail delivery Thursday for former President Jimmy Carter's national day of mourning.The big picture: Financial markets,

The United States Postal Service will suspend regular mail delivery on Thursday, Jan. 9 as part of a national day of mourning to honor former President Jimmy Carter.

Thursday is the national day of mourning for former President Jimmy Carter, who died Dec. 29 at 100. The big picture: A state funeral for Carter will take place starting at 10am ET Thursday at Washington National Cathedral in Washington,