“If an item has somebody else’s DNA on it, you wouldn’t be able to see that at the time,” Ms Berk said. “No you’re not able to see touch DNA,” Wallace said, then reiterated that the blades had tested negative for blood. “But that doesn’t preclude at all that there could be somebody else’s touch DNA,” Berk said. Under prosecution questioning, Ms Wallace said testing for DNA at the suspect’s residence would not make sense because the suspect’s DNA would be everywhere. His debut full-length album, Withered, was released two days after prosecutors say Ms Rivas Hernandez was killed.