Police in northern Michigan say several masked men brandishing handguns attacked and robbed operators of the Compassionate Caregivers medical marijuana dispensary.
The Petoskey News-Review (http://bit.ly/QiReFW ) says the stickup happened about 12:30 p.m. Sunday in Gaylord.
Police say the men bound the clinic's operators, who were able to free themselves and contact authorities.
No serious injury to the operators was reported.
Police are asking for public help in catching the robbers.