An all new 'Dateline' Friday March 30, 2018

DATELINE on NBC. The next episode is called, "A crack in everything" That will air this Friday at 10/9 p.m. 

NBC says, "When a woman is found dead in her home, it is ruled a suicide. But when a new investigation begins, police question if this is a case of murder. Will the truth be revealed? Keith Morrison reports."