Prosecutors' offices lack diversity nationwide. DA Krasner says he's working on a fix.
Krasner: Detectives lied, defense covered for them — but defendant is still guilty.
An assistant district attorney admitted making a procedural error in the case.
Officials permanently closed the Frankford Avenue homeless encampment on Thursday.
"We’re going to turn the country into a place where criminal records are not documents of racism."
He might be the country's first district attorney to do it.