An Improvised Explosive Device (IED) was recovered by Special Task Force (STF) in polythene under a tree beside a hotel at Ambala-Delhi Highway near Chandigarh on August 4, reports indiatvnews.com. One accused from Tarn Taran District of Punjab has been taken into custody. Preliminary investigations have revealed that the arrested suspect was allegedly involved in terror activities and had placed the IED recently, the SP said.