New York Daily NewsEx-Trump national security adviser HR McMaster's father's death being investigated as suspiciousNew York Daily NewsPennsylvania authorities are investigating ex-Trump national security adviser H.R. McMaster's father's death as suspicious. H.R. McMaster, Sr. died on April 13 after he allegedly fell, hit his head and was placed on a chair without receiving the proper ...HR McMaster Sr.'s death at Philadelphia nursing home under investigationPhilly.comFormer Trump advisor's father's death in Philadelphia labeled 'suspicious': multiple agencies investigate6abc.comSources: Officials Investigating Death Of Father Of Former Trump National Security AdviserCBS Phillyall 10 news articles »