Chandigarh: Punjab put its border districts on high alert on Tuesday following the air strikes by the Indian Air Force (IAF) across the Line of Control, undertaken by India as a retaliatory measure for the February 14 Pulwama terror attack.Chief Minister Amarinder Singh on Tuesday ordered a spate of measures as part of the state’s preparedness to deal with any contingency in view of the latest developments at the Line of Control (LoC).Deputy Commissioners (DCs) and Senior Superintendents of Police (SSPs) of the border areas have been asked to put in place all contingency plans to ensure the protection and safety of the citizens. Punjab shares a 553-km long international border with Pakistan which is barbed wire fenced inside Indian territory.(IANS)