RCMP are still investigating after a suspicious and potentially harmful package was left on a doorstep in Wolfville. Police were alerted to the mailed package around noon on Thursday. Residents near the Parkview Avenue home were evacuated while police used a robot was used to manipulate the package. RCMP say the package contained materials that could have caused injury but have declined to say what they were. Police say they are working with Canada Post to try and determine where the package came from.