A recent investigation into a tragic Marine helicopter crash in East County, California, which resulted in the deaths of five Marines, has attributed the incident primarily to pilot error. Additional contributing factors identified include challenging weather conditions and the use of night vision goggles. Families of the fallen Marines have expressed their frustration over outdated technology, feeling it deprived them of necessary answers following the tragedy. The report highlights how these circumstances culminated in a crash that has deeply affected the families and the Marine community.