Judge halts execution of man who killed alleged abuser

View more videos at: http://nbcphiladelphia.com. By MaryClaire Dale, NBCPhilidelphia.com A Philadelphia judge has halted Wednesday's scheduled execution of death-row inmate Terrance "Terry" Williams and granted him a new sentencing hearing.   Judge M. Teresa Sarmina said Friday prosecutors suppressed evidence that Williams' victim was an alleged pedophile who abused boys, including Williams.   However, Sarmina upheld Williams' first-degree murder conviction. AP Terrance Williams is shown in this undated Pennsylvania Department of Corrections' photo. Related: Penn. board rejects clemency in murder case, execution still planned Related: Widow asks Pennsylvania governor not to execute husband's killer Williams' lawyers say police and prosecutors withheld evidence about the sexual link between him and victim Amos Norwood, so the jury never heard about it before voting for a death sentence.    Philadelphia prosecutors deny any wrongdoing in the 1986 trial.   Williams would be the first person executed involuntarily in Pennsylvania since 1962.  More content from NBCNews.com: Cops: Man kills suspected burglar, then learns it's his teen son Five dead after workplace shooting in Minneapolis Summer's over, but drought persists; two-thirds of contiguous US affected Lucky 13 brings $202 million for Powerball ticket sold in Iowa Authorities hunting for 73-year-old accused of killing his daughter-in-law Video: Helmet camera captures soldier shot in firefight Follow US News from NBCNews.com on Twitter and Facebook