Jemel Roberson's avoidable death: Reform deadly force laws, require police to de-escalate by info@share.sv | Nov 15, 2018 | Political Jemel Roberson's avoidable death: Reform deadly force laws, require police to de-escalate State laws should require police de-escalation. That could have saved uniformed security guard Jemel Roberson, who was shot and killed by an officer.