Charles Escalera has been sentenced to 40 years in prison after pleading guilty in connection with the killing of 18-year-old Campbellsville student Josiah Malachi Kilman.Escalera entered a guilty plea as part of a plea agreement on June 28. During a sentencing hearing on July 30, Escalera gave an apology statement in court before receiving his sentence, LEX News in court reported.He was sentenced to 40 years in prison with credit for time serve…