Preston Alton Strong is a convicted mass murderer. He is on death row in the state of Arizona. In 2012, Strong was convicted of murdering Doctor Satinder Gill in the city of Yuma, Arizona, a crime which took place in 2007. Strong was sentenced to life in prison for that crime. While serving this sentence, Strong was also tried and convicted of the 2005 murder of a family of six, including four young children, in a crime that came to be known as the La Mesa Street Murders. Strong was sentenced to death in that case.