Dateline NBC’s The Trouble with Sarah examines the murder of Joseph Hartsfield, the insulin overdose evidence, and how investigators linked the case to Sarah Hartsfield’s troubling past, airing ...

“Dateline” is taking a look at the mystery of Sarah Hartsfield, a woman who was convicted of murdering her fifth husband. (Fubo is currently in a contract dispute with NBC and may not be a valid ...

Dateline's Andrea Canning joins TODAY with a preview of their latest episode, “Secrets in the Ashes,” which unravels the ...

Dateline's Keith Morrison joins TODAY with a preview of their latest episode, “The Trouble With Sarah,” which unravels the troubling story of a Texas woman who got the attention of police when her ...