Editor's note: The photos have been pulled. At least one of the suspects is a minor, and cannot be identified.

Toronto police have released security camera photos hoping someone will identify three men believed to be involved in a high school stabbing.

The stabbing took place at Central Technical School, located at 725 Bathurst St. just south of Bloor Street on Tuesday afternoon, the first day of school.

Police said a 19-year-old was on the property, when he was approached by three unknown men. He was then stabbed in the abdomen and the hand.

On Thursday, police released photos taken from security camera video, hoping to identify three people shown in the footage.

The men have been described as black and approximately 18 to 19 years old. The first is approximately 5-foot-11 and 165 lbs. with braided hair, and was seen wearing blue jeans and a Blue Jays T-shirt and carrying an orange bag.

The second is approximately 5-foot-10 with a medium build. He was seen wearing a Blue Jays baseball hat, black hooded sweater with a white logo and dark jeans.

The third has a slim build and black hair, and was wearing a white Adidas jacket, black T-shirt with white logo and khaki pants.

Anyone with information in the case is asked to contact police at 416-808-1404, or Crime Stoppers anonymously at 416-222-8477 (TIPS).