Karachi, June 10 (ANI): A day after siege ended in Karachi airport leaving at least 34 dead, heavily armed militants attacked Karachi airport again on Tuesday. The terrorists targeted the Airport Security Force (ASF) Academy at Pehalwan Goth, a kilometer-and-a-half from the airport. Following the attack, Flight Operations were suspended at Karachi Airport. Pakistan Army troops are in a state of high alert, and the troops have moved to the ASF Academy after fresh attack and all roads leading to Karachi Airport have been sealed. IG of Sindh, Iqbal Mehmood said that 1000 police officers have been sent to the attack site.