Former Rep. Tim Ryan (D-OH) on Friday talked up Vice President Kamala Harris’ chances in a hypothetical matchup against former President Donald Trump. Appearing on CNN, Ryan told host Kasie Hunt that he did not believe that President Joe Biden’s position in the 2024 campaign was tenable and he reiterated his call for the president to bow out. He also said that former President Donald Trump’s “debacle” of an acceptance speech at the Republican National Convention has left the party “dying to get back on a more elevated message” and he said there’s a “huge opportunity” for Democrats across the c…