Cold Flash

In Carrie H. Johnson's explosive series, forensic firearms specialist Muriel Mabley takes a one-way plunge that's outside the law... ON YOUR MARK. GET READY... Muriel doesn't have the option to cool her life down to manageable chaos. She's juggling a high pressure job, her extended family, and a deepening romance with Calvin, an advocate for troubled youth. And with heroin deaths epidemic throughout Philly, she's got her hands full stopping a related killing spree that's taking out gang mem...