By Greg Hazley

The murder of Hollywood publicist Ronni Chasen early Tuesday morning has law enforcement baffled, colleagues mourning, and others considering what a former L.A. police chief called a "classic Hollywood whodunit":

In this first clip, John Walsh, host of "America's Most Wanted," talked with Joy Behar about the mystery surrouding the murder of Hollywood publicist Ronni Chasen early Tuesday morning in Beverly Hills. [CNN also profiled Chasen's career generating Oscar buzz for films over nearly four decades.]

Here's an ABC News report on the details murder:

Former L.A. Police Chief Bill Bratton said the shooting "has all the makings of a classic Hollywood whodunit":