KARACHI  - President Asif Ali Zardari would chair a meeting on deteriorating law and order situation in Karachi today (Monday).The meeting called by President Asif Ali Zardari in the wake of failing law and order situation would be attended by Chief Secretary Sindh, DG (Rangers) Inspector General Sindh police and high officials of other departments. Sources said that IG Sindh Police would brief President Asif Ali Zardari on incident of firing on a rally in Karachi and Nawabshah bus attack incident besides progress made in the investigation so far.