Israel steps up offensive in southern Lebanon

The president of Lebanon, Joseph Aoun, says Israel's military action in the south of his country is a prelude to a full-scale ground invasion. Israel has started blowing up bridges over a crucial river in southern Lebanon, saying it is targeting infrastructure used by Hezbollah. Could Israel be about to take the next step in the Middle Eastern conflict?Also in the programme: French voters have gone to the polls - will they tack to the centre ground or lurch to the far-left and far-right? And a British version of the celebrated US TV show Saturday Night Live has made...