A research firm using tweets, photos has charted a way to measure just how many people turned up at the 'Walk for Democracy' rally.
PETALING JAYA: Crowd estimates for the July 9 Bersih 2.0 rally are almost as contentious as the rally itself. Various figures have been bandied about. Just about everybody has their own estimation – the organisers, police and the media.
Maths puts Bersih crowd at 45,000 to 50,000
