The question is so worded as to suggest maybe it's the American people who have somehow gone off into irrational speculations. He's not saying Biden IS cognitively impaired, he's asking HOW did the American people come to this conclusion? His fawning "utmost respect" for Joe would never allow him to suggest such a thing, but the fault must lie with We The People for (GASP!!) believing such a ludicrous thing.
The question is so worded as to suggest maybe it's the American people who have somehow gone off into irrational speculations. He's not saying Biden IS cognitively impaired, he's asking HOW did the American people come to this conclusion? His fawning "utmost respect" for Joe would never allow him to suggest such a thing, but the fault must lie with We The People for (GASP!!) believing such a ludicrous thing.