TIRANA, Albania—Albanian prosecutors on Thursday brought charges against a former defense minister over a massive blast at a munitions disposal factory in 2008 that killed 26 people. The Special Structure Against Corruption, or SPAK, in charge of probing high officials, said it had charged Fatmir Mediu, a defense minister in 2005–2008, with abuse of his position. The same charge was dismissed in 2009 because of his immunity from prosecution as a re-elected member of parliament. An Albanian court ruled in September to reopen the case. Mediu still is a member of parliament with an opposition party, but parliamentary immunity from criminal cases was abolished in 2012. Mediu has denied wrongdoing, calling the move politically motivated. The case resumed following a request from the parents of a 6-year-old boy who was killed while playing in the backyard of their home in Gerdec, outside the capital, Tirana, in the explosion on March …