Bombers struck voters who had just cast their ballots as well as candidates and their supporters . NEW : Police tighten security after violence Thursday and Friday . Police fired shots at mosques before Friday prayers on Eid , killing 10 people . The shooting was followed by intense return fire that lasted for half an hour . A bomb at a funeral Thursday killed three people .
NEW : Police tighten security after violence Thursday and Friday . Police fired shots at mosques before Friday prayers on Eid , killing 10 people . The shooting was followed by intense return fire that lasted for half an hour . A bomb at a funeral Thursday killed three people .