Sheriff's lieutenant with million-pound fireworks stash led to deadly blast, prosecutors say

Samuel Machado is accused of illegally having 1 million pounds of fireworks on his property at the time of the blast and using his law enforcement position to shield the illicit operation from scrutiny for years,

8 arrested over deadly Esparto explosion. How did events unfold?

Investigators Friday outlined the indictments against the eight arrested, including murder charges against five of those arrested.