Ukraine marks Independence Day and six months since Russia's invasion

People in Ukraine are marking the country's Independence Day amid tight security because of fears of renewed Russian strikes. It comes on the same day Russia’s invasion of the country reaches the 6 month mark. We hear the latest from Kyiv, and talk to Ukraine's Deputy Defence Minister. Also in the programme: scientists declare the dugong - large marine mammals also known as "sea cows" - Regionally Extinct in China; and Thailand's top court suspends Prime Minister Prayuth Chanocha while it considers a legal challenge to his term limit. (Image: Ukraine's President Volodymyr Zelenskiy and his wife Olena visit the Memory Wall of Fallen Defenders of Ukraine, August 24, 2022. Ukrainian Presidential Press Service/Handout via Reuters).