ISLAMABAD - Attorney General of Pakistan (AGP), Khalid Javed Khan on Wednesday said that Pakistan Muslim League-N leaders including Nawaz Sharif and Shehbaz Sharif committed violation of courts. Opposition Leader in National Assembly Shehbaz Sharif had submitted affidavit before court regarding his brother Nawaz Sharif's health, he said while talking to a private television channel. Nawaz Sharif had granted four weeks period by courts to avail medical treatment abroad but he did not return Pakistan till now, he stated. Both the leaders of PML-N, have committed contempt of court, he remarked. He said, the matter should be brought to Parliament for discussion.  In reply to a question about role of Supreme Court Bar, he said that the institution should take up the issues of common citizen for redressing their problems. He appealed the Supreme Court Bar to come forward and help address public welfare issues.