Free food alert: Friday is National Donut Day

I love when food-related holidays crop up -- more likely than not, they mean we can indulge in some free victuals during the workday.

In celebration of National Donut Day, tomorrow Krispy Kreme will be offering one free doughnut to anyone who walks in the door. No purchase is necessary to take part in the promotion.

Elsewhere, Dunkin Donuts is offering a free donut with a beverage purchase. LaMar's...