Lawrence: Trump says he has 'very severe problems.' One appears to be declining cognitive ability.

Tonight on The Last Word: Four are killed after an elementary school shooting in Bend, Oregon. Also, a Fox poll finds 81% of GOP voters are “concerned” about inflation. Plus, Iowa’s rural hospitals struggle after Donald Trump’s Medicaid cuts. And North Carolina begins early voting in a key Senate race. Marc Santia, Rob D’Amico, Tom Manger, Sen. Jon Ossoff, Iowa State Rep. Josh Turek, and fmr. Gov. Roy Cooper join Lawrence O’Donnell.