Mystery on Sunrise Drive

<p>In this Dateline classic, a Tucson, Arizona native, Gary Triano was a successful real estate developer and entrepreneur. He was known around town for his big spending ways and the elite company he kept. And then came the day that changed everything. Gary’s car was blown to pieces, with him inside, just days before his 53rd birthday. Josh Mankiewicz reports. Originally aired on NBC on June 20, 2014.</p>