An army jawan was killed and two of his colleagues were injured when militants triggered an IED explosion targeting a patrol team along the LoC in Akhnoor area of Jammu district, a senior army officlal said on Monday.. br br One jawan was killed and two others suffered injuries when a patrol party was targeted by terrorists with an Improvised Explosive Device along Jogwan forward belt in Akhnoor border area of Jammu district yesterday, the army official said.