A number of Sunday’s papers focus on the UK saying Russian opposition leader Alexei Navalny was killed using a poison developed from dart frog toxins. Navalny died suddenly while incarcerated in a Siberian prison in February 2024, after being an outspoken critic of Russian leader Vladimir Putin for years. The Sunday People says that Foreign Secretary Yvette Cooper led the probe into his death, and “points [her] finger” at the Kremlin. According to the Russian news agency Tass, Moscow has dismissed the finding as “an information campaign”