Vigil held for slain Edmonton security guard as suspect criminal histories come to light – Edmonton [Video]

WARNING: This story contains details that may be disturbing to some readers.

Tributes continue to grow for Harshandeep Singh, the security guard who was killed on the job last week east of downtown Edmonton.

NorQuest College held a vigil for the 20-year-old business administration student on Thursday.

A lineup of people waiting to lay flowers in front of Singh’s picture wrapped around the college’s atrium.

Amongst those paying their respects was business instructor Gayle St. Denis, who taught Singh this semester.

“He was a shy student, he was very quiet but throughout the course he started to open up a bit and was more comfortable speaking up,” she said.

She remembers he was a dedicated student.

“He was slated to graduate in May. This was his last year so it’s really unfortunate this tragedy occurred. We were really looking forward to his future success.”

Singh was from the Haryana state of northern India. He came to Canada a year …