Months after suffering an assassination attempt and with his country still facing the existential threat of global warming and sea level rise that once saw him hold a cabinet meeting underwater, former Maldives President Mohamed Nasheed is feeling optimistic. Nasheed, who is representing dozens of the world's most climate vulnerable countries, is at COP26 to call on world leaders to make good on their promises to help nations on the front line of global heating. IMAGES AND SOUNDBITES