In a Q&A session with fans about the plot, TVGuide.com’s Natalie Abrams said: “We can reveal that the murder weapon is a gun, and if we tell you anything else, [Desperate Housewives creator] Marc Cherry will use that gun on us.” Abrams continued: “In possibly related news, someone from Wisteria Lane may miss the deceased’s funeral since he or she will be in handcuffs by the end of that episode.”

Source: TV Guide

SPOILER ALERT! This Answers one of the Clues Above!:

Ask Ausiello: It looks like Bree will be sporting an orange jumpsuit before the show fades to black in May. Sources confirm that the modern-day Sue Ellen will be arrested for murder — and at [SPOILER]‘s funeral no less!

Source: TV Line