Provincial Minister for Anti-Terrorism Colonel Shuja Khanzada (Retd) has said that provision of timely and smooth assistance to the displaced families of North Waziristan is a big challenge and Punjab government is utilising all its resources to cop with it. He said that the entire nation is standing with Pak-Army shoulder to shoulder in the war against terrorism and it has full and complete support of peace-loving and patriotic people of the entire country. He said this while talking to media-men at his office here Wednesday.