Report says 376 LEO's responded, various news are reporting 377 or rounding up to nearly 400.
https://house.texas.gov/_media/pdf/comm ... Report.pdf

“They failed to prioritize saving the lives of innocent victims over their own safety,” the report read, openly criticizing law enforcement for failing to act in the face of a clear emergency — and making it clear that the biggest failure had not been in a lack of manpower or equipment but a lack of leadership and communication at a critical moment.
While much of the heat in the wake of the shooting has been directed at local authorities — Uvalde school district officers and local sheriff’s deputies — the report indicated that the overwhelming majority of responders on the scene had been state police officers (91) and U.S. Border Patrol agents (149). The remainder were U.S. Marshals, federal Drug Enforcement Agency (DEA) officers, and local authorities from neighboring counties.
https://www.dailywire.com/news/egregiou ... d-anything