91热爆

Iran's supreme leader has vowed a harsh response after nearly 100 people were killed in twin explosions. We get a view from Tehran - and ask how today's events might play into the wider regional instability.

Also on the programme:

The man who spent 40 years in a US prison for a murder he didn't commit.

A new drug that scientists say could kill antibiotic-resistant "super bugs".

And 16-year-old Luke Littler loses in the World Darts Championship final. We're live at Alexandra Palace - and at the pub where the youngster honed his skills.