According to the Great Falls Tribune:

Update: 11:10 The FBI has confirmed the suspect in the Browning bank robbery is likely traveling in a white 1990s model Ford Explorer SUV. Do not approach the suspect vehicle if you spot it. Report the sighting to local law enforcement authorities.

Update: 10:25 Law enforcement is looking for a Native American male suspect in his early 20s wearing a blue and white hoodie and black pants. The suspected bank robber is believed to be armed and dangerous. Tribal offices in Browning are now in lock-down due to their proximity to the Native American Bank.

FIRST REPORT: Both FBI and Homeland Security officials have confirmed that the Native American Bank in Browning was robbed at around 9  this morning.

According to Tribal Homeland Security Director Earl Blackweasel, an armed male suspect left the bank on foot with an undisclosed amount of cash. Law enforcement units believe the suspect may have entered a white, Ford Explorer SUV and is possibly headed west on U.S. Highway 89.

Witness who may have seen this vehicle are being asked to not approach or confront the suspect in any way, but to call their local law enforcement agency to report the siting.

The Tribune will continue to update this story as more information becomes available.