Boston Blue 2×04 Promo “Everything Right Can Still Be Wrong” Donnie Wahlberg Blue Bloods series

Boston Blue 2×04 “Everything Right Can Still Be Wrong” Season 2 Episode 4 Promo – When human remains are discovered inside a great white shark, Danny and Lena find themselves hunting a killer; Sarah reopens a troubling case from her past; Sean and Jonah get caught in the middle of a neighborhood feud.