Sister of slain Reagan Tokes graduated from Douglas High last spring.
Man who raped, killed Reagan Tokes will spend life behind bars with no possibility of parole.
Tokes murderer could face death sentence.
Psychologist argues background led to "recipe for disaster"
Jury to decide if he faces life in prison or death row for murder of Reagan Tokes.
Found guilty of multiple aggravated murder counts, aggravated robbery, kidnapping, rape, and two counts of tampering with evidence.
Case to go to jury Tuesday.
Weekend also included dueling-pianos show, silent auction, and tennis tournament.
There was no testimony on Friday.
Events honoring murder victim to include dueling pianos, tennis tournament, and self-defense seminar.