Grieving son watches execution of mom's killer Charles Victor Thompson 30 years after horrific murderThe execution of Charles Victor Thompson marks a haunting chapter in a decades-old tragedy that left a three-year-old boy without his momView 2 Images Charles Victor Thompson committed double murder in 1994 (Image: AP)55-year-old Charles Victor Thompson was executed in Texas today for the killing of Dennise Hayslip and her boyfriend nearly 30 years ago. Thompson was convicted in 1999 for shooting his former girlfriend, Hayslip, 39, and her new boyfriend, Darren Keith Cain, 30, to death. Article continues belowWade Hayslip, the son of Dennise, was present at the execution and recently spoke to USA Today about his mother. He was just 13 years old when his mother was shot dead by Thompson. The crimeOn April 30, 1998, Dennise Hayslip broke up with her ex-boyfriend, Charles Victor Thompson, and told him she wanted to be with Darren Cain.