Final answer:
Gary Ridgway, known as the Green River killer, was tried for the murder of 49 women, although he claimed to have killed 71.
Step-by-step explanation:
The Green River killer, whose real name is Gary Ridgway, was ultimately tried for the murder of 49 women. However, Ridgway confessed to murdering at least 71 victims, making him one of the most prolific serial killers in United States history. He was arrested in 2001 and pleaded guilty in 2003 in a deal to avoid the death penalty. The case of the Green River killer highlights issues with criminal investigations, as well as the treatment of victims, which is often influenced by their gender and marginalized status.