Russian opposition says its offices have been raided

Supporters of the Russian opposition figure, Alexei Navalny, say more than 80 homes and offices in at least 40 towns and cities across the country have been raided by police. Images and footage posted online show heavily armed men in balaclavas carrying out the raids.

Also in the programme: The British government publishes a document detailing possible food shortages, rising fuel prices and civil unrest in the event of a no-deal Brexit; and a new study shows the negative impact of microplastics on earthworms.

Photo: A masked law enforcement officer during a raid in an office of Kremlin critic Navalny in Perm. Credit: Reuters.