A sense of unease permeated Cairo after another day filled with violence.<br/> Egyptian police fired into the air and used teargas to disperse protesters --- many of whom are calling for an end to military rule.<br/> While police have denied using live ammunition, medics reported that most of those killed have had bullet wounds. A truce between between police and protesters in Alexandria lasted just a few short hours before violence flared up on the streets.<br/> The death toll after five days of violence climbed to 37 with as many as 2,000 people wounded in disturbances across the country.<br/> Deborah Gembara, Reuters.