Later that morning, Williams and Calloway used the second victim's debit card to buy snacks from a vending machine, police said.

CNN: STORY HIGHLIGHTS

Mr. Martin's family has said Mr. Zimmerman, 28, was the aggressor on the night of Feb. 26, when the teen went to buy snacks at a convenience store and was returning to his father's girlfriend's house.

WSJ: Florida Teen's Killing Sparks New Allegations

According to a new study by office retailer Staples.com, 57 % of office workers have to buy their own snacks and beverages at work.

FORBES: Lack of Snack Leads To Declined Productivity

While snacks like Devil Dogs have a nostalgic appeal, not enough people want to buy them to allow Hostess to get ahead of its high labor costs and heavy debt.

FORBES: Forget the Half-Baked Theories on Hostess. We Need Fresh Solutions to Help the Workers Left Behind.