Jean-Luc Melenchon, the leading figure in the hard-left France Unbowed (La France Insoumise) political party, will stand in next year’s presidential election, he said on Sunday.“Yes, I am a candidate,” Melenchon told TF1 TV.Melenchon, 74, has been a fixture of the French left for decades, holding ministerial posts in past governments when he was a Socialist Party member.He ran for president in 2012, 2017 and 2022, coming third that year behind far-right leader Marine Le Pen and President...