SRL for [Last month -LRB- October 2005 -RRB-]: The stats are clear : IED victims make up a bigger chunk of our casualties every month . Over the last six months , IEDs have caused 63 % of US combat deaths . [Last month -LRB- October 2005 -RRB-] was typical : out of 96 US troops killed , IEDs were responsible for 57 .
<unk>