 hundreds to possibly thousands have been injured, adding the situation is extremely volatile. And these protests first broke out weeks ago over a new quota system that allocates up to 30 percent of government jobs to the families of veterans who fought for independence against Pakistan in 1971. The army has now been deployed in the country's capital to enforce a strict curfew with a shoot on site order. That curfew expected to end at 10 a.m. on Sunday. Inez de la Quintera, ABC News, London.