Over 10 million Lula supporters joined a WhatsApp channel to help boost his campaign. Then he won the election with 10.3 million more votes than he had before. His allies say the app was key to his win. Subscribe to our channel: http://bit.ly/AJSubscribe Follow us on X : https://twitter.com/AJEnglish Find us on Facebook: https://www.facebook.com/aljazeera Check our website: http://www.aljazeera.com/ Check out our Instagram page: https://www.instagram.com/aljazeeraenglish/ Download AJE Mobile App: https://aje.news/AJEMobile