More than 1,000 current employees at the Centers for Disease Control and Prevention have signed a letter calling for the federal agency to address "ongoing and recurring acts of racism and discrimination" against Black employees, NPR has learned.

Veterans gathered recently beside the USS Alabama battleship on Mobile Bay in a show of support for former U.S. Attorney General Jeff Sessions.

"Let's hear it for the man of the hour, the once and future senator from Alabama, the honorable veteran Jeff Sessions," retired Brig. Gen. Richard Allen said in introducing Sessions.

Mail-in voting, which tens of millions of Americans are expected to use this November, is fraught with potential problems. Hundreds of thousands of ballots go uncounted each year because people make mistakes, such as forgetting to sign the form or sending it in too late.