(AGI) Lagos, Jan 14 - Boko Haram on Wednesday attacked yetanother military checkpoint in Nigeria's northern state ofBorno, where many villages are now under the extremist group'scontrol. This is causing concern for the upcoming elections onFebruary 14, given that many citizens in the country's northare unlikely to go vote out of fear for their safety. Thelatest checkpoint to be attacked was in Borno's region of Biu.Local witnesses said the militants arrived from theGarkida-Yimirshika-Biu road and tried to get past the armybarricades, resulting in a gunfight. The number of victims isas of yet unknown. The situation with Boko Haram is splittingvoters between the 57-year-old exiting president, GoodluckJonathan, and Nigeria's former dictator, 72-year-old MuhammaduBuhari, who is running for the fourth time. Security is the keytopic of both campaigns in light of Boko Haram's increasedattacks. The Islamist group killed over 2000 people in Baga onJanuary 3. The elections will be heavily affected by the lackof votes in the areas seized by Boko Haram, and Buhari'sopposition party has already promised it will contest theresults in light of the missing numbers. .