Aaron Hernandez's lawyer acknowledged for the first time that his client was at the scene of a killing and saw it happen, but described Hernandez as a "kid" who simply "did not know what to do." ...

A Massachusetts prosecutor says an anonymous tipster who raised questions about a juror in the murder trial of Aaron Hernandez had sent him sexually explicit letters.

The first defense witness in the murder trial of Aaron Hernandez was a doctor who testified Monday that PCP can cause people to be suddenly violent, even days after smoking it.