President Asif Ali Zardari Friday said Pakistan along with Afghanistan and Iran was committed to jointly work to rid the region of the “menace” of terrorism.Addressing a joint press conference with the Presidents of Afghanistan and Iran here at the Aiwan-e-Sadr, at the end of the third trilateral summit, President Zardari said only joint efforts could help the region overcome terrorism, which he believed was being fuelled by billions of dollars of drug trade.