Safety first. First to place a call to any of the members and find out about their safety. The PI should be informed to immediately convene CAB at a secured place to initiate the process of investigation and issue management planing.
Most often the staff at the facility are also at risk so safety SOP need to implemented immediately with security doors at the entrance.
Before starting the study, the team is suppose to do community mapping and establish code of conduct in public places to avoid unnecessary attraction.
