Investigation Discovery +1 Sunday

Ashley's family rips apart after she brutally murders her grandmother. Now, they will finally get answers about why she destroyed so many lives

The cases of a wife who conspired with her lover to kill her husband, and a military officer who relished being a ladies' man but became embroiled in a love triangle

A shoot-out at a rural Kentucky home baffles the local community and leaves more questions than answers. Officers contemplate who would wish the owners' dead

To solve the murder of a respected young entrepreneur, Detective Dale Mason must navigate a tangled conspiracy and outwit a band of career criminals

When a father of five is found dead on his kitchen floor, Det. James Colley must untangle a web of twisted relationships and bizarre fantasies to uncover the mystery

The murder of Missouri businesswoman Joy Dishneau, who was found stabbed to death at home. Police arrested two people in connection with her brutal murder