Austin Harrouff, 19, will be charged with two counts of first-degree murder, one count of attempted murder and burglary, according to a statement from Trisha Kukuvka, a spokeswoman for Martin County Sheriff William Snyder.
He also will face an attempted first-degree murder charge for allegedly stabbing their neighbor, Jeff Fisher, who came to their aid.
The Florida State University student is conscious but heavily sedated and under armed guard in a hospital, according to the sheriff's office. Snyder suggested earlier in the week that he's in no hurry to make the charges official, since the man's family or insurance must pay his hospital bills until he's formally charged.
Solving that mystery doesn't matter so much to the children of John Stevens III, 59; and his wife Michelle Mishcon, 53, who were stabbed in the garage and driveway of their house in a quiet community north of Jupiter. Stevens' children said they want him to face execution.
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"It is not super important to me what his mindset was," John Stevens IV told the SunSentinel (https://bsmedia.business-standard.combit.Ly/2bOMZZz) yesterday. "I just want to see the prosecutor ask for the death penalty. I want him to go through that process and to pay for what he did."
Snyder said tests for substances in Harrouff's system may help explain why the student with no history of criminal behavior became extraordinarily violent.
Hospital blood tests showed no signs of methamphetamine, cocaine, heroin or other common drugs; it will take longer to test for less common hallucinogenic drugs such as flakka or bath salts. In a video he recently posted online, Harrouff suggested he may have taken steroids in the past, but said he doesn't use them now.
Attorney Robert Watson, who said he's representing Harrouff, told TC Palm (http://bit.Ly/2b3AAkH) that the student's parents saw "indications of odd and unusual behavior" in him recently, but he declined to elaborate on possible mental health issues.
The sheriff said Harrouff was having dinner with his father and sister at Duffy's, a popular sports bar about three miles from the crime scene, and stormed out, apparently agitated about slow service. His parents were so worried about his behavior they called police and some of his friends in a futile attempt to find him.