OTTAWA – Investigators are looking to speak with witnesses to a crash between a garbage truck and a cyclist in Kanata.

A 79-year-old man was riding his bike around 7:20 a.m. Tuesday, on Knudson Drive, near Kanata Avenue, when the collision happened.

He was treated for head and extremity injures and taken to the trauma centre in critical condition. He was later upgraded to serious but stable condition.

Police are asking anyone who witnessed the crash — including those who may have spoken with first responders at the scene — to contact the Ottawa Police’s Collision Investigation Unit Detective Alain Boucher at 613-236-1222, ext.2481. Anonymous tips can be submitted by calling Crime Stoppers toll free at 1-800-222-8477 (TIPS).