Ex-Philadelphia officer charged in 12-year-old’s killing pleads guilty

A former Philadelphia police officer who killed a 12-year-old boy and allegedly fired two of the shots during a foot chase after the boy had discarded his gun pleaded guilty to murder Friday, the prosecutors’ office said.Edsaul Mendoza, 28, pleaded guilty to third-degree murder and possession of an instrument of crime in the March 1, 2022, death of Thomas “TJ” Siderio, the Philadelphia District Attorney’s Office said.“Justice must be even-handed. Everyone must be accountable under the law,” District Attorney Larry Krasner said in a statement.A possible sentence was not…