CNN  —  Audio of then-President Joe Biden’s interview with former special counsel Robert Hur in the now-closed probe over Biden’s handling of classified documents was published by Axios on Friday. The interview became one of the most notable and politically controversial parts of Hur’s investigation, which concluded there wasn’t enough evidence to charge Biden with criminal mishandling of records after his vice presidency. In a final report, Hur called Biden, 81 at the time, “a sympathetic,