JAMAICA PLAIN (CBS) – An MBTA bus crashed into several parked cars on South Huntington Ave.  late Tuesday morning.

Six people on the Route 39 bus were hurt, according to MBTA spokesman Joe Pesaturo.

READ MORE: Boston makes top 20 in ranking of America's 'best places to live'

All were taken to the hospital to be treated for back and neck pain.

READ MORE: Weekend heat likely to break records with low-mid 90s in the forecast

It’s still not clear what caused the crash, which is affecting Green Line service on the E line.

MORE NEWS: 2 Burlington driveway workers seriously burned when dump truck contacts live wires