India, July 28 -- Former US President Joe Biden is facing renewed scrutiny after newly released audio recordings from his 2017 interviews with ghostwriter Mark Zwonitzer resurfaced this week.

The tapes were obtained by the House Judiciary Committee and the conservative nonprofit Oversight Project after a two-year court battle. They feature Biden discussing classified documents while also struggling to recall details during conversations for his memoir.

The interviews were conducted for Promise Me, Dad: A Year of Hope, Hardship, and Purpose, published in 2017 after Biden left office as vice president. Prosecutors investigated whether documents found at Biden's Delaware home and office had been improperly retained after his vice presidenc...