Danny (Donnie Wahlberg) got an answer in "Open Secrets," Friday's (Feb. 28) episode of CBS' "Blue Bloods" written by executive producer Ian Biederman and directed by TV veteran Eric Laneuville.
Danny and Maria (Marisa Ramirez) were called to a school from which a youngster named Jenna had disappeared, a crossing guard telling them she'd seen the girl atypically get into a car rather than walk home. The situation brought back troubling memories for Danny, who'd failed to locate a missing girl named Allie years earlier and still was visited regularly by her father Joseph (guest star Patrick Breen), who continued to maintain hope she'd be found.
Erin (Bridget Moynahan) was handling the potential prosecution of Diana Del Rio (guest star Caroline Strong), who claimed she had a bipolar condition that caused her to fatally run over her building's superintendent. The defendant's lawyer,