The vigil is being organized in conjunction with a drive by police to gather more tips in the case. Police are planning on distributing fliers Wednesday night in the area of 13th and Irving Streets in Clarendon, where Diener was found beaten and stabbed early in the morning of Tuesday, Dec. 29, 2009.
Diener, a 57-year-old retired government employee, was on his way to work at the Arlington Sport & Health Club at the time of his death. A $25,000 reward is offered for information that helps to solve the case.