The gang activity was tied to two previously unsolved Long Island killings in 2021 and 2023, prosecutors said.
A Clinton Township man will serve up to 60 years in prison for the death of his girlfriend, the mother of his child.
A jury found a 36-year-old Modesto mother guilty of murdering her 4-year-old daughter​ and trying to kill her 10-year-old son ...
"20/20" explores the 13-year investigation into Heidi Firkus' murder.