Stock image of generic crime scene tape. LANCASTER, Pa. - A teenager accused of shooting three people inside a Pennsylvania mall in October has waived a hearing and entered a plea of not guilty.The attorney representing Jeremiahs Josiah-Alberto Sanchez, 16, of Lancaster said his client was scheduled for arraignment Friday but waived the hearing earlier in the week, LNP newspaper reported.Sanchez faces two attempted homicide counts, four counts of aggravated assault and 52 counts of reckless endangerment in the Oct.