Civil unrest in Pakistan. Protesters here are stopping at nothing in their fight to see Pakistan's premier quit.<br/> <br />Riot police fire rubber bullets and tear gas at demonstrators in Islamabad, injuring dozens.<br/> <br />The protesters were attacking the home of Prime Minister Nawaz Sharif in an attempt to stage a sit-in.<br/> <br />The protesters are being led by opposition leaders Imran Khan and Tahir ul-Qadri, who say they won't back down unless the Prime Minister resigns.<br/> <br />But Sharif has said he will not step down.<br/> <br />The protests highlight the delicate state of democracy in the country.<br/> <br />Sharif came to power in the country's first democratic transition over a year ago, in a country that has long fluctuated between civilian and military rule.
