Missing puppy killed after someone tied his legs, threw him onto freeway

VACAVILLE, Calif.  - In a Vacaville parking lot Saturday Deb Ferrara was crocheting like she does almost every day.
"This is what you do when you retire," Ferrara told KTXL in Sacramento.
But that day was different than others because there was something missing. Her dog, Rex, would always keep her company, stitch after stitch.
Rex got out of his Vacaville home Thursday while Ferrara was at a friend's funeral. She frantically looked for the 18-month-old puppy for hours, then she got a call