Donovan. Im rahel solomon. Sources tell Eyewitness News the explosion was deliberate act. It is under investigation as possible hate crime. Eyewitness News Reporter greg argos is live at the scene of the blast, in center city with the latest developments, greg . The search is on for who ever built this device, placed at the home here at 18th and pine, designed to do exactly what it did, which is explode when the victim opened it, around 4 00 this morning. Active scene at 18th street and pine, hours after explosive device detonated on the block of this normally quiet Rittenhouse Square neighborhood. The scene right now is in the kitchen. There is broken glass, damage to the range, where would you cook, there is some blood. Rich art ross saying this is a targeted attack, ross saying it appears the bomber placed the package at the home sometime monday t did not go through the mail, but designed to look like it did. Definitely appears to be a deliberate intent to harm. It was address today