FBI, Las Vegas police search home in investigation involving potential biological materials | 1 Feb 2026 | Federal and local law enforcement launched a significant early morning operation Saturday in northeast Las Vegas as part of an ongoing investigation into suspicious biological activity at a residential property. Shortly before 6 a.m., teams from the Federal Bureau of Investigation and the Las Vegas Metropolitan Police Department’s SWAT unit served a search warrant at a house on Sugar Springs Drive near North Hollywood Boulevard and East Washington Avenue, authorities confirmed. The action drew a large response from multiple agencies and is expected to continue for some time. Clark County Sheriff Kevin McMahill told reporters the investigation centers on evidence uncovered at the home that could point to a possible biological laboratory.