Fact-checking US gun-crime statistics
Tim Harford investigates the numbers in the debate on firearms deaths, and discovers the mathematics of juggling.
The recent massacre at a school in the United States has re-opened the debate on gun ownership in the United States. Tim Harford investigates whether the statistics on firearms deaths being widely shared on the internet stand up to scrutiny.
And he discovers the mathematics of juggling, with Colin Wright.
Producer: Ruth Alexander