A garbage truck caught on fire on I91 south bound in the area of the Northampton Airport. Both lanes of 91 south were closed while Northampton Firefighters extinguished the fire. There were reports of multiple explosions and firefighters had difficulty gaining access to the rear of the truck. All of the garbage had to be removed from the truck to ensure it was fully extinguished. The truck was then towed off the highway. No injuries were reported. Click the link for the WWLP news story covering the incident.