(credit: Tom Wait/CBS)
The incident was reportedly shortly before 9 a.m. at 637 E. Foothill Boulevard in Upland, police said.
Two men wearing masks cut a hole in the roof of the store and reportedly ambushed an employee, tied him up and forced him to open the safe, according to a coworker.
(credit: Tom Wait/CBS)
The suspects then stole an unspecified amount of cash before fleeing the scene.
No injuries were reported.
No further details were released.