Al-Qaeda's growing presence in southern Yemen is raising fresh concerns ahead of the country's singe-candidate presidential election this week.<br /><br />Last May, the city of Zinjibar fell to a group affiliated with al-Qaeda in the Arabian Peninsula.<br /><br />A failed military offensive to push the group out of the city left massive destruction and triggered an exodus of refugees.<br /><br />While remaining residents worry over the lack of security, it is said al-Qaeda is looking to expand its reach within the country.<br />Al Jazeera's Hashem Ahelbarra reports from Aden.
