Boston police failed to arrest serial rapist for years despite DNA evidence masslive.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from masslive.com Daily Mail and Mail on Sunday newspapers.
A WBUR investigation found a previously unreported search warrant detailing three times women went to police alleging Campbell had sexually assaulted them. Here's a look at the timeline leading up to his eventual arrest.
Experts say the case against Alvin Campbell is a striking example of how police and prosecutors often fail to take action when victims report sexual assaults, potentially allowing serial rapists to remain at large.