Texas authorities believe a man who has been convicted of two random killings might be tied to five additional shootings.
Kevin Sheffield, 23, killed two people in the spring of 2022. Since then, officials with the Dallas Police Department have been exploring his connection to separate unsolved cases that occurred before the two killings.
Sheffield is currently serving a 50-year sentence for the murders. One of the people he killed was Joseph Syas, 65. The man had been walking down Eastridge Drive in Northeast Dallas when he died…