Michael Bohannon arrested, accused of killing stepfather

Police say wife found Robert Castillo dead on kitchen floor

Michael Bohannon is accused of killing his stepfather, Robert Castillo.

FORT LAUDERDALE, Fla. – A Miami-Dade County man accused of killing his stepfather was arrested Thursday in Fort Lauderdale.

Miami-Dade police said Michael Bohannon, 36, was arrested on a charge of second-degree murder.

Detective Robin Pinkard said Robert Castillo, 65, was found dead in the kitchen by his wife when she returned home Tuesday.

A medical examiner determined the cause of death to be a homicide, though police did not say how he died.

Bohannon was identified as the suspect and an arrest warrant was issued.

A motive for the killing was not immediately known.