A Son Tearfully Recalls Finding His Father Brutally Murdered

Unpacking Crime and Gun Violence in "Gruff, Tough" Philadelphia

Security Footage Reveals 53-Second Timeframe in Dr. Jim Sowa's Murder

How Investigators Find the Key to Solving Murder Cases

Mom Shot "Execution-Style" in the Safest Part of Philadelphia

A Daughter Tearfully Revisits Day She Found Out Her Mother Had Been Killed