STOCKTON (CBS13) – An armored truck employee was robbed of a large bag of cash on Thursday morning in Stockton.

The driver was delivering cash to an ATM machine in the 7500 block of Pacific Avenue at 11:35 a.m. As the employee took the the money bag from the truck, he heard the suspect call to him, looked up and was sprayed in the face with a “caustic chemical,” police said.

The suspect fled through the parking lot on a black mountain bike. He’s described as a Hispanic male adult, unknown age, 6 feet tall, 200 pounds, with short facial hair. He was last seen wearing a blue hooded sweatshirt and blue jeans.

Anyone with information is asked to call the Stockton Police Department at (209) 937-8377 or submit a tip on the SPD Facebook page.