Purina has partnered with Martha Stewart to launch the Purina ONE's Tour for Heroes & Pet Food Giveaway . 

The tour began in San Francisco, California, USA, on Feb. 3 and will continue to travel across the US setting up food banks at local shelters to give away petfood to those in need until Feb. 26.

About 24,000 pounds of dog food have been donated to shelters so far.