Advisor to Prime Minister on Interior Rehman Malik said government is ready to take the challenge of long march and no sit-in will be allowed at Constitution Avenue. Addressing a function at NADRA headquarter, Malik said country could not afford sit-in or long march in present situation. Malik said diplomats expressed concern about long march and sit-in and I gave him written assurance that routine life will go on as per routine and we will not close Constitution Avenue.