Ashna Hurynag joins activists on the streets of Glasgow as 10,000 march, chant and protest in one of the biggest and most diverse Fridays for Future marches the climate sphere has ever seen.She hears from two of the UK's most high-profile youth activists, Dominique Palmer and Scarlett Westbrook. As well as young children, their parents and even grandparents who travelled from all across the world to march in Glasgow.Plus original ClimateCast duo Anna Jones and Katerina Vittozzi catch-up on their COP26 highlights so far.