(Mosaic Video Alert: 1600 PST, March 4, 2011) Al Alam TV reports on a popular demonstration launched today in the Saudi capital of Riyadh, following noon prayers. Protestors are demanding the Saudi government implement constitutional and legal reforms, release political prisoners, and stop restricting political freedoms and the media. In a similar demonstration in al-Qatif, over 20 demonstrators were injured, as security forces attempted to disperse the crowd by using live bullets and beating women.