MANHATTAN, Kan. (AP) — A first-degree murder charge has been dismissed against a Manhattan man in the death of his former girlfriend's 2-month-old son.

The dismissal comes after two previous trials against D'Khari Lyons, 25, ended in mistrials. He was accused of killing Michael Calvert Jr. in November 2018.

Prosecutors contend the boy suffered blunt force trauma while Lyons was caring for him after his mother briefly left the boy in Lyons' care to take her other children to school, KMAN reported.

Lyons has insisted he is innocent. His attorneys argued he didn't know what happened to the baby....