An insanity defense is being considered for an ex-Marine accused of killing four members of a Florida family under the delusion they were part of a child sex trafficking ring.

Prosecutors will seek the death penalty for a 33-year-old former Marine accused of massacring a Florida family under the delusion that they were child sex traffickers.

A grand jury has formally charged a Florida man in a 22-count indictment that includes four first-degree murder counts in the fatal shooting of a family authorities say he attacked at random.

A Florida sheriff says a chance encounter with a former Marine beset by delusions of child sex trafficking ultimately led to the massacre of four members of a Florida family including mother holding a baby boy.

Polk County Sheriff Grady Judd will provide an update Thursday morning on Sunday’s quadruple homicide.

A man who lives near the Florida home where three adults and a baby died in mass shooting says he believes the killer pounded on his door first.

A former Marine sharpshooter accused of invading the home of apparent strangers in Florida and fatally shooting a woman, her 3-month-old baby and two others was ordered held without bail.

A Florida sheriff says a man wearing full body armor fatally shot four people, including a mother and the 3-month-old baby she was cradling, and engaged in a massive gunfight with police and deputies before getting wounded and surrendering.

Deputies found an infant and three people shot and killed in a Polk County neighborhood on Sunday morning, according to the sheriff’s office.