STORY: Syrian rebels said they overran a major military checkpoint in Deraa on Friday (June 28) and hoped it would allow them to capture the southern city, the cradle of their 27-month-old uprising.<br/> <br />Activists uploaded video to a social media website showing what they say are fighters blowing up two high-rise buildings which had flanked the army post, flattening the entire area in a cloud of dust.<br/> <br />Reuters cannot independently verify the content of the video.<br/> <br />The Syrian conflict began in Deraa as a peaceful protest movement against President Bashar al-Assad's rule, but has spread across the country and degenerated into civil war.<br/> <br />More than 100,000 people have died, according to the British-based Syrian Observatory for Human Rights, which works with a network of activists across Syria.<br/> <br />Rami Abdulrahman, the head of the Observatory, said the fall of the army post on Friday was strategically significant for Deraa, where protesters first marched against four dec