CAMROSE, Alta. — The Transportation Safety Board of Canada says it is investigating a helicopter crash in central Alberta on the weekend.
The government agency says a Bell 206B helicopter crashed near Camrose on Sunday.
It says a pilot and three passengers were on board.
RCMP say officers from the Killam-Forestburg detachment, as well as paramedics and firefights, were called to the crash.
Mounties say three of the four people on board were taken by ground ambulance to area hospitals.
A fourth occupant was airlifted to an Edmonton hospital.
Neither the RCMP nor the TSB would describe the severity of the injuries, and did not identify the people who were on the helicopter.
The Transportation Safety Board says it is gathering information and "assessing this occurrence."
The Canadian Press