[□=□] □
[tag=□] □
[word=□] □
" As the prosecution 's theory went , Evans grappled with one of the intruders and fired his gun repeatedly . He turned away , but then returned & chased one of the other men & fired again . Also , functioning oscillators were mounted in projectiles and fired in attempts to get functioning in flight . Integrated Ballistics Identification System ( IBIS ) : This database compares microscopic digital images of marks placed on bullets and fired cartridge casings . During the second and third stages of voting , security forces blockaded roads and fired tear gas and rubber bullets to prevent voters from reaching polling stations , leading to the death of two voters and the injury of dozens .