Tyrone T. Johnson v. State of Florida, SC2023-0055

Tyrone T. Johnson was convicted of first-degree murder and sentenced to death for the 2018 killing of 10-year-old Ricky Willis in Tampa, Florida.
The crimes occurred after a domestic dispute in which Johnson also killed his girlfriend, Stephanie Willis (Ricky’s mother), and involved shooting Ricky as he apparently tried to escape and hid under his bed.
Johnson called 911 and confessed to the shootings, later providing varying accounts of the sequence of events during police interrogations.
A Hillsborough County jury convicted Johnson of first-degree murder (premeditated and felony), second-degree murder, and aggravated child abuse following a trial where substantial physical, forensic, and testimonial evidence was presented.
During the penalty phase, Johnson introduced extensive mitigation evidence, including mental health struggles, childhood abuse, military service, and the impact of his own son’s suicide, but the jury unanimously recommended death.
On direct appeal, Johnson argued evidentiary, procedural, and sentencing errors, none of which the Florida Supreme Court found meritorious or dispositive.

Issue	Plaintiff's Argument	Defendant's Argument	Held
Admission of Interrogation Video	Second portion of interrogation admitted improper police opinions, prejudicing Johnson.	Video was routine interrogation; police statements provided necessary context for Johnson’s evolving responses.	No abuse of discretion; admission was proper.
Threats Affecting Witness Testimony	State's threat of perjury charges coerced Johnson's brother Al into not truthfully testifying about childhood abuse, violating due process.	Prosecutor only ensured Al was aware of legal consequences; defense and court agreed on conflict counsel; no improper coercion occurred.	No fundamental error or due process violation.
Assignment of Weight to Sentencing Mitigators	Court erred by misapplying and undervaluing “impaired capacity” and “no significant history” mitigators in sentencing.	Mitigators were properly considered; any error in weighting “no significant history” was harmless due to overwhelming aggravators.	Slight misapplication but harmless; no change to sentence.
Mistrial Motion After Witness's Spontaneous Statement	Reference to counterfeit bill warranted mistrial for prejudicing jury.	Statement was objected to, never repeated, unrelated to charges; not so prejudicial as to vitiate entire trial.	No abuse of discretion; mistrial properly denied.

McDuffie v. State, 970 So. 2d 312 (Fla. 2007) (Standard for reviewing evidentiary rulings is abuse of discretion)
Miranda v. Arizona, 384 U.S. 436 (U.S. 1966) (Miranda warnings required for custodial interrogations)
Jackson v. State, 107 So. 3d 328 (Fla. 2012) (Improper police opinion testimony in interrogation videos)
Webb v. Texas, 409 U.S. 95 (U.S. 1972) (Judicial threats dissuading witnesses from testifying can be due process violations)
Scull v. State, 533 So. 2d 1137 (Fla. 1988) (Contemporaneous crimes do not count for “no significant history” mitigation)
State v. DiGuilio, 491 So. 2d 1129 (Fla. 1986) (Framework for harmless error analysis)
Chestnut v. State, 538 So. 2d 820 (Fla. 1989) (No diminished capacity defense in Florida)
Kalisz v. State, 124 So. 3d 185 (Fla. 2013) (Victim impact evidence and abuse of discretion standard)