The Wyoming ranch dog somehow shot his owner, Richard Fipps, from the back seat of a truck.
The lawsuit, filed over the weekend, accuses companies of ignoring the risks of selling a military-grade weapon to civilians to gain a profit.
The lawsuit was filed against the police officers who were involved in the incident, as well as the city, according to court documents.
"He could not follow simple directions, could not communicate clear thoughts nor recollections, and his handgun performance was dismal," a letter on Tim Loehmann's training read.
A couple whose 6-year-old son was killed at Sandy Hook just had a baby boy.
"You should not let this define you," one of his daughters says in a video message.
We don't appear to have a handle on how many unintentional shootings occur each year, either.
The girl's mother told police that the 9-year-old felt the gun was too strong for her after firing it.
The 9-year-old girl was receiving instruction at an Arizona shooting range when she lost control of the weapon.
The company has "respectfully" requested that shoppers leave their firearms at home.