Hawaii Five-0 - 5.15. E 'Imi pono (Preview)

When a journalist is killed, Five-0 must use his past reporting to hunt down a presumed dead Congolese warlord who is alive and well living on Oahu. Also, as Valentine's Day approaches, Danny overreacts when Grace's texts to a boy start accidently coming up on his cell phone, on Hawaii Five-0, Friday, Feb. 13 at 9/8c. Barkhad Adbi guest stars.