Chopper 24 on scene of an active investigation at Pearson Airport. Emergency crews are on the scene of a police-involved shooting at Toronto Pearson International Airport, the province’s Special Investigations Unit confirms. Here are live updates of the situation at the airport on Thursday morning. 8:29 a.m. CTV News was at the airport as part of an election news crew at around 7 a.m. Airport authorities at Pearson International told CTV News that there was shooting just before 7 a.m. Witnesses said they heard what sounded like several gunshots outside Terminal 1 by pillar 14 and 15. Police have blocked off the roadway leading up to departure drop offs at Terminal. Officers were seen leading passengers who were stuck in traffic up the ramp into the departures terminal. Judy Trinh, CTV News national correspondent 8:21 a.m. Peel police confirm a man was shot at Pearson’s Terminal 1 this morning. The officer involved, police said, was uninjured. Police Pearson 2 Police vehicles are pictured at Terminal 1 at Toronto Pearson following a shooting April 24, 2025. (submitted) “This is an isolated incident and there are no known threats to public safety,” Peel police said in a post on social media, adding that delays can be expected at the terminal. 8:14 a.m. The SIU confirms there was a police-involved shooting at the airport. SIU investigators are being dispatched, a spokesperson for the civilian agency said. Pearson police -1 Police vehicles are pictured at Terminal 1 at Toronto Pearson following a shooting April 24, 2025. 7:55 a.m. Chris Rhind, a traveller at the airport, told CP24 that he was checking his luggage on Thursday morning when he heard some “loud, popping noises” in the distance. The noises, he said, caught a nearby security guard off-guard. 7:41 a.m. The TTC says the 900 Airport Express bus in detouring via Terminal 3 due to “police activity.” 900 Airport Express: Detour via Utilizing Terminal 3 due to Police activity due to police activity. — TTC Service Alerts (@TTCnotices) April 24, 2025 7:37 a.m. In a social media post, Ontario Provincial Police say Highway 409 to Terminal 1 Departures in closed for a police investigation. ROAD CLOSURE: #Hwy409 to Terminal 1 Departures, at Toronto Pearson International Airport, in Mississauga - Roads closed due to a police investigation. Please avoid the area. ^ao pic.twitter.com/YdAprJqiOs — OPP GTA Traffic (@OPP_GTATraffic) April 24, 2025 7:10 a.m. Cars can be seen lining up outside the airport following an unknown incident at the airport. Pearson Cars are lined up outside Pearson International Airport on April 24,, 2025 due to a heavy police presence in the area. (John Fowler/ Submitted) 7 a.m. Paramedics tell CP24 they received a call to respond to the airport but did not disclose the nature of the call or where in the airport they were responding to.