For four years now, Joe Biden has had a niggling problem that has threatened his ability to function as president.   Since 2019, there have been rumours floating around that his son, Hunter Biden, has capitalised on access to his famous father in business dealings with people in Ukraine and China. Then, last week, Hunter was indicted on federal firearms charges, for which he faces a possible criminal trial. Today, digital foreign editor Chris Zappone on whether the activities of Hunter Biden could sink his father’s bid for a second term as president. And why Hunter’s laptop is at the centre of everything.Subscribe to The Age & SMH: https://subscribe.smh.com.au/See omnystudio.com/listener for privacy information.