“They were good up to about 14,” said Mattie Ashford, 77, who helped raise them after their mother died when they were 3. “Then they started running with the wrong crowd, getting into trouble.”

So says the grandmother of twin 17-year-old men, now both in jail. One brother was charged Wednesday with murder in an iPhone robbery gone wrong on the el. The other acted as his lookout and accomplice in a series of robberies across the city.

Read the rest of Jeremy Gorner and Jason Meisner’s impressively sad Chicago Tribune story on the case.