Corrupt and lacking the mental soundness to serve effectively as president. That’s what voters think of the two candidates who currently look most likely to be their 2024 presidential choices. A majority of 61% say Joe Biden doesn’t have the mental soundness needed for the job he holds. That sentiment has risen steadily over the last three years. It’s up 5 points since last year, up 13 points compared to 2021, and up 16 points since 2020. […] While more voters see Biden lacking mental sharpness, fewer believe he is dishonest. …