ROUGH CUT (NO REPORTER NARRATION).<br/> <br />STORY: Pakistani Prime Minister Nawaz Sharif came under new pressure to resign on Saturday as thousands massed outside his residence following more than two weeks of demonstrations against his rule.<br/> <br />Protesters led by former cricketer Imran Khan and cleric Tahir ul-Qadhave have been camped outside parliament for more than two weeks. But it was the first time they had staged a rally directly outside the office of the prime minister to demand he step down.<br/> <br />On Saturday, Sharif once again said he would not resign, and police fired tear gas at protesters camped in the so-called Red Zone, home to many government buildings and embassies.<br/> <br />Television footage showed several injured protesters being carried away by colleagues. Hospital sources said dozens of injured had been brought in, including at least five policemen.<br/> <br />Pakistan has been ruled by the military for more than half its history, and the army stepped in this week to try t
