STAFF REPORTER/AGENCIESMIRANSHAH/QUETTA/SWABI – With nearly a month to go for the historic national and regional polls, militants are looking to stoke violence through targeting election candidates, convoys of their supporters and their election offices and houses.Saturday witnessed a depressing surge in election-related violence as militants blew up the election office of an independent candidate in North Waziristan tribal region, and a bomb wounded four political activists in Jhal Magsi district of Balochistan raising security fears ahead of polls next month. Officials said the election office of an independent candidate was blown up in North Waziristan. No one was hurt in the bombing in Miranshah – the main town in North Waziristan. They said militants blew up the election office of Kamran Khan with explosives. Residents in Miranshah confirmed the bombing and told a foreign news agency that an adjacent mosque was also damaged in the blast. Khan is a former legislator from North Waziristan who supported the outgoing government of PPP. No group claimed the responsibility for the attack. Four members of a convoy of former Balochistan minister Yar Muhammad Rind were wounded when a roadside bomb went off in Shoran area of Bolan district. The injured persons were on way to attend a public gathering. Officials said the incident took place when a motorbike rolled on a landmine. Local administration rushed and shifted the injured to a hospital for medical aid. One of them stated to be in serious condition was later referred to a hospital in Larkana. In another incident, a bomb weighing five kilograms planted near the residence of Maulana Fazal Ali Haqqani, a Jamiat Ulema-e-Islam-Fazl leader, in Swabi was defused in a timely manner. It was a bid to target JUI-F’s election candidate which had been foiled by defusing the explosive device planted outside his house. Bomb Disposal Squad experts reached the spot and defused the explosive device.