Chapter 138

Special Agent Diana Chen ducked under the yellow tape surrounding what remained of Substation 12. The smell of burnt metal and melted plastic filled her nose. Five days after the explosion, the site still smoldered in places. FBI evidence techs in white suits moved through the wreckage, marking and collecting anything that might help identify who had done this.

“What do we have so far?” her partner, Agent Trent Morgan, asked as he joined her, notebook in hand.

Chen pointed to a corner where three techs huddled around something. “They found pieces of the detonator. Military grade, just like at Substation 8.”

“So we’re looking at the same person for both bombings,” Morgan said, scribbling in his notebook.

“It gets better.” Chen led him toward a table where collected evidence sat in clear plastic bags. She picked up one containing a twisted piece of metal. “Look at this.”

Morgan squinted at the bag. “Is that a business card?”

“What’s left of one.” Ch