A small jet with six people onboard crashed into a busy Philadelphia suburb Friday, officials said, showering wreckage over a wide areas and sparking blazes that caused extensive damage to homes and vehicles.

A medical jet with six Mexican nationals on board crashed into a busy Philadelphia neighbourhood today, authorities said, marking another US aviation disaster after a passenger plane and a military helicopter collided mid-air in Washington earlier this week.

The Jet Rescue Air Ambulance flight that crashed in northern Philadelphia with six people aboard had originated from Miami-Opa Locka Airport earlier on Friday, according to Shai Gold, a spokesperson for the company.

The plane had been on a medical transport mission, carrying a child patient and her mother, and four crew members, according to Jet Rescue Air Ambulance, a medical aircraft company. "We know that there will be loss,

CBS News Miami's Nikiya Carerro reports from Miami-Opa Locka Executive Airport, where the Learjet involved was hours before the fatal flight.