Residents of Indonesia's capital on Thursday filed a lawsuit against the government over the toxic levels of air pollution that regularly blanket the city.Jakarta has been shrouded in hazardous smog for much of the past month, with air quality readings recording high concentrations of harmful microscopic particles known as PM2.5.Fed up with what they say is worsening air pollution, a group of 31 concerned residents has sued President Joko Widodo, as well as the ministry of environment an