TOMBSTONE, Ariz. – A 60-year-old man was arrested following an hours-long standoff with law enforcement on Feb. 1, after allegedly threatening neighbors and law enforcement while armed ...

A certified drug detection K9 with the Tombstone Marshal's Office that was killed while attacking his own handler, had a history of unprovoked attacks on handlers while with the US Border Patrol ...

TOMBSTONE, Ariz. (KVOA) – A Tombstone Marshal’s Office deputy was forced to fatally shoot his K9 partner after an unprovoked attack, according to the Marshal’s Office. Download PDF The ...

Restricted Boltzmann Machine (RBM) is an energy-based, undirected graphical model. It is commonly used for unsupervised and supervised machine learning. Typically, RBM is trained using contrastive ...