Challenge: law enforcement
Word Count: 100
"So. What do the forensics say?" Potter folded his arms and waited. He'd sent Black out for coffee and Lupin to the crib for an hour's sleep. "I know we don't have any fingerprints - "
"No complete ones." Snape rubbed his unshaven chin. They were all running on caffeine and bad food, and the normally immaculate lab chief was finally starting to flag. "But the DNA - "
"What?" Potter leaned closer.
"You aren't going to like this," said Snape. "I ran it myself, just to be sure."
"Who?"
Snape held out the report. "Sergeant Pettigrew of the 2-9."