November 9, 2012 11:36 am Delco Mom Responsible for Baby's Heroin Death: Cops Christine Rivero is charged in the death of her 11-month-old son, Niccolo Varner. Niccolo died on July 15 from ingesting a large amount of heroin. US & World Videos 1:21 SEPTA shares final bus revolution proposal 0:10 Overnight shooting in Delco town 2:02 Suspected gunman surrenders after barricading self in Chester County home 1:25 Residents in Montgomery County warned of possible fraud after mail stolen from collection boxes 2:09 ‘It feels like a slap in the face': Father responds to reinstatement of officer accused of killing son