Malingering on IQ test is "very possible" says expert, commenting on Percy Walton death penalty case

The case of the Virginia inmate whose execution was stayed by Judge Wilson of the W.D. Va. raises questions about how and whether mental retardation can be determined, particular in Walton's case, as he has been tested and retested and some of his own tests show that he is not mentally retarded, as stated in this AP report.