After an airstrike killed 12 children in Israel-controlled territory at the weekend, retaliation in Lebanon seems inevitable. The end result could be a war on multiple fronts. British prisons are in crisis, so what should the new Labour government do (10:07)? And for the past 50 years, the Kronos quartet in America has brought together musical traditions to redefine classical music (22:48).

Additional music copyright Nonesuch Records, Black Angels I. Departure & II. Absence by George Crumb, Blood Oath by Philip Glass, Sunrise of the Planetary Dream Collector by Terry Riley, Purple Haze by Jimi Hendrix, Tilliboyo by Foday Musa Suso, Nihavent Sirto, Flugufrelsarinn by Sigur Rós, Branching Patterns by Inti Figgis-Vizueta, Mishima/Closing by Philip Glass

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