The Brief Marcos Iriarte-Valdez, 36, was charged with special-circumstance murder in the fatal stabbing of 68-year-old Martinez homeowner Todd Stewart, with prosecutors alleging the killing occurred while Iriarte-Valdez was fleeing a burglary attempt. A judge released Iriarte-Valdez on his own recognizance one day before the Martinez killing, despite an alleged home-detention violation. A man was charged with special-circumstance murder Tuesday in the stabbing death of a Martinez homeowner, months after authorities say he targeted two homes in Orinda for burglary months earlier. I didn't even know he tried our front door," an 83-year-old Orinda woman told KTVU after being told of the alleged connection. He's also been charged with the special circumstance of murder while fleeing from a burglary attempt.