Troops are set to be deployed in Alabama, Arkansas, Florida, Georgia, Idaho, Indiana, Iowa, Louisiana, Nebraska, Nevada, New Mexico, Ohio, South Carolina, South Dakota, Tennessee, Texas, Utah, Virginia, Wyoming, Fox News reported, citing documents and unnamed Pentagon officials.

The US reserve military force is activated for federal missions and state emergencies, from disasters to civil unrest.

The pistols and powerful rifles guard members carry are similar to those local police use across the country. Troops have been told to use their weapons only as a last resort.