Five people have been sent to hospital and two other may still be trapped in the rubble.
Emergency crews are on the scene of the building at 555 Teeple Terrace, south of Wonderland Road South and Springbank Drive.
The collapse occurred just after noon today.
The city of London has issued a press released with more details:
https://london.ca/newsroom/incident-teeple-terrace-update-recovery-efforts