Midnight ranch attacks is a holotape in Fallout: New Vegas.
Location
It is acquired from Dusty McBride, if the Courier inquires about the attacks on McBride's herd.
Transcript
Dusty McBride wants you to look into the nightly shootings of his livestock, which he says tend to occur around midnight. Being at the brahmin pen at that time would seem to be the best way to catch the culprit.
